O2Jam : The Beginning news & patch notes

We would like to share the latest update news for O2Jam: The Beginning.

ver. 0.24 Major Update Details

• Added 30 Base Game Songs 30 original O2Jam classic songs have been added, allowing you to enjoy an even richer playing experience.

  • The Festival of Ghost 2 (Sneak) - Brandy

  • Guardian Angel - BeautifulDay

  • V3 II (feat.Kim SeHwang',' KoN) - Studio Doma

  • Toccata & Fuga - BeautifulDay

  • Identity Part 2 (Analog) - SHK

  • The Flight of the Bumble-Bee - Jinny

  • Temptation - M2U

  • Driving Lazy Bee - Glasslake

  • Kan Kan (Reborn) - Mikel

  • Until You Come Back (Origin) - Impact Line

  • Jul - DR.Flower Shirts

  • Sonata(O2 Version) - Penny

  • Star Stream - r300k

  • Electro Paradigm - Studio Doma

  • Symphony From The Rock World - Rock.o2SE

  • Volcano - KAZE.o2SE

  • Vivaldi-Winter - Everfree.O2SE

  • Over the Horizon - Yamajet

  • Unison System - Memme

  • Exam Hell (Final Round) - Studio Doma

  • Please Be My Lover (Pe2ny Ver.) - Studio Doma

  • R3 (Analog) - Kevin.o2SE

  • Earth Quake (Analog) - KAZE.o2SE

  • Poison - Red Pulse

  • Obelisque (Analog) - ESTi

  • In My Fantasia - Red Pulse

  • Extreme Fantasy - Memme

  • Lord Of Nightmare - Everfree.o2SE

  • Headless Chicken - r300k

  • Up N Down!(O2Mix) - Dr.Flower Shirts

We will continue listening to the voices of all O2Jammers and do our best to provide an even better experience.

Hello, this is O2Jam: The Beginning.

The additional Original Classic Song Packs that many O2Jammers have been eagerly waiting for are finally here, featuring restored 7-key note sounds.

With restored charts and key sounds, these DLC packs will allow you to experience the true essence of classic 7-key gameplay once again.

• O2Jam: The Beginning – Classic Pack Vol.2 Track List (30 Songs)

  • Elgar-Salut d'amour (Love's Greeting) (Classic) - SHK.o2SE

  • Jul (Classic) - Dr.Flower Shirts

  • Spring Symphony (Classic) - Kevin.o2SE

  • Electro Fantasy-HD (Classic) - BeautifulDay

  • Check It Out (Classic) - Dr.Flower Shirts

  • Hell Boy (Classic) - BeautyfulDay

  • Distro X (Classic) - Red Pulse

  • POWER BEAT (Classic) - Studio Doma

  • Destiny Of Fate (Classic) - Studio Doma

  • Crazy Love (Classic) - BeautifulDay

  • Permanent Loops II (Classic) - Hiro

  • Future World (Classic) - BlueM

  • Until You Come Back (Origin) (Classic) - Impact Line

  • \Sonata (O2 Version) (Classic) - Penny

  • Carol Mega Mix (Classic) - Hiro

  • Seine R. (Classic) - E.B

  • Jinglebell Mega Mix (Classic) - nao.paradigm

  • Pit-A-Pat Christmas (Classic) - BeautifulDay

  • \Sonata(O3 remix) (Classic) - Penny

  • Identity Part 3 (Classic) - SHK.o2SE

  • 0x1311 (Classic) - nao.paradigm

  • Death Moon 2 (Classic) - SHK

  • Arctic Dummy Bear (Classic) - Studio Doma

  • Bounce With Me (Classic) - BeautifulDay

  • Turn It Upside Down (Classic) - Red Pulse

  • Rainy Morning (Classic) - ROCK.O2SE

  • Exam Hell (Final Round) (Classic) - Studio Doma

  • Canon(O3 Remix) (Classic) - NOWCOM

  • Love Fighter (Classic) - Brandy

  • The Festival of Ghost 2 (Sneak) (Classic) - Brandy

• O2Jam: The Beginning – Classic Pack Vol.3 Track List (30 Songs)

  • WilliamTell\ (Classic) - BeautifulDay

  • Vivaldi-Winter (Classic) - Everfree.o2SE

  • \Beethoven's Fire (Classic) - EL

  • Dive To...(Axel F) (Classic) - Brandy

  • \I Need You Love (Classic) - Red Pulse

  • Manitto (Classic) - Studio Doma

  • Movie Star (Classic) - Red Pulse

  • Lord Of Nightmare (Classic) - Everfree.o2SE

  • Sweel You're Head!! (Classic) - Penny

  • Eleventh Hour (Classic) - Hiro

  • Don't Say Anything (Classic) - nao.paradigm

  • Run For You (Classic) - Bombs

  • Have A Sweet Day (Classic) - Kevin.o2SE

  • Love Drive (Classic) - Super Station

  • Tree (Classic) - Studio Doma

  • \Bride in Dream (Classic) - BeautifulDay

  • Check It Out - ReMIX (Classic) - Dr.Flower Shirts

  • %5 (Classic) - Pory

  • Trance World (Classic) - Red pulse

  • Black Water (Classic) - Pory

  • \%5 (Classic) - Pory

  • Electro Paradigm (Classic) - Studio Doma

  • The Tiger Moth (Classic) - Studio Doma

  • BMP (Classic) - Studio Doma

  • Have A Good Time (Classic) - Everfree.o2SE

  • White Christmas (Classic) - BeautifulDay

  • B.S.CAT (Classic) - BeautifulDay

  • End Of Fight (Classic) - All.o2SE

  • \Zero-元 (Classic) - nao.paradigm

  • I Love DOKDO (Classic) - KAZE.o2SE

• O2Jam: The Beginning – Classic Pack Vol.4 Track List (30 Songs)

  • The Platinum Waves (Classic) - creent

  • Up N Down!(O2Mix) (Classic) - Dr.Flower Shirts

  • Brahms(O2 Remix)+ (Classic) - BeautifulDay

  • Zigeunerweisen (Classic) - Everfree.o2SE

  • Chorus (Classic) - Studio Doma(Feat.G-fu)

  • Midnight Express (Classic) - BeautifulDay

  • Please Be My Lover (Rock Ver.) (Classic) - Studio Doma

  • Driving Lazy Bee (Classic) - Glasslake

  • Take off (Classic) - RED PULSE

  • Call Me Again (Classic) - Knuckle Joe

  • Hair Loss (Classic) - Studio Doma

  • Earth Quake (Classic) - KAZE.o2SE

  • Ohm Busters! (Classic) - BeautifulDay

  • Play Dis Night (Classic) - Penny

  • Sonata(O2 Version) (Classic) - Penny

  • I Need Your Love (Classic) - Red Pulse

  • EgyptDJ (Classic) - A yo! MUSIC(Feat.Studio Doma)

  • Move It On(DJ HD Mix) (Classic) - Brandy

  • \Eleventh Hour (Classic) - Hiro

  • Escape (Classic) - Pory

  • High (Classic) - Red Pulse

  • Zero-元 (Classic) - nao.paradigm

  • Poison (Classic) - Red Pulse

  • Monochrome (Classic) - Impact Line

  • \Jinglebell Mega Mix (Classic) - nao.paradigm

  • Cross Time (Classic) - Brandy

  • \Identity Part 3 (Classic) - SHK.o2SE

  • Pine Nut (Classic) - Doin

  • Please Be My Lover-Lounge Mix (Classic) - Studio Doma

  • Recollection (Classic) - SHK

• O2Jam: The Beginning – Classic Pack Vol.5 Track List (30 Songs)

  • Chopin - Petit Chien (Classic) - Impact Line

  • New World Black (Classic) - Dr.J

  • Mail Rider (Classic) - Studio Doma

  • You, U, You (Classic) - Dr.Flower Shirts

  • Aiming High (Classic) - Glasslake

  • Storm Over The Ocean (Classic) - KAZE.o2SE

  • \Driving Lazy Bee (Classic) - Glasslake

  • Visual Dream II (In Fiction) (Classic) - Aragon

  • Shooting Star (Classic) - KAZE

  • Groove Alright (Classic) - Penny

  • Ecstasy (Classic) - BeautifulDay

  • Sweet Night (Classic) - Studio Doma

  • Fiesta (Classic) - BeautifulDay

  • Just Like The Day (Classic) - Pe2ny

  • Ghost House (Classic) - Super Station

  • Go Hell (Classic) - Red Pulse

  • Paradise (Classic) - Studio.Doma

  • \Feel The O2Jam! (Classic) - BeautifulDay

  • Mega Trancer (Classic) - Pory

  • Memoryer (Classic) - BaBoo

  • Hyper Speed Carol Mix (Classic) - SHK

  • Turn A (Classic) - Pory

  • Superluminal (Classic) - S2TB Recording

  • Crystal Eye (Classic) - Studio Doma

  • %qw (Classic) - Pory

  • Missing U (Classic) - Pory

  • Vivaldi In Hiphop (Classic) - BeautifulDay

  • Time Crisis (Classic) - Brandy

  • Memories of Rudolph (Classic) - SHK.o2SE

  • Reincarnation (Classic) - nao.paradigm

• O2Jam: The Beginning – Classic Pack Vol.6 Track List (30 Songs)

  • Dark Nightmare (Classic) - creent & 7 Sequence

  • WilliamTell(O2 version) (Classic) - BeautifulDay

  • Sonatine No.14 (Classic) - Impact Line

  • Toccata & Fuga (Classic) - BeautifulDay

  • Concert (Classic) - Studio Doma

  • Black City Beat (Classic) - Glasslake

  • Summer Party (Classic) - BeautifulDay

  • Separated Union (Classic) - Glasslake

  • Dragon Eyes (Classic) - BeautifulDay

  • In My Dream (Classic) - Everfree.o2.SE

  • \Visual Dream !! (Classic) - Brandy

  • Move It On (Classic) - Brandy

  • Lovable Times (Classic) - Hiro

  • Bach Alive (Classic) - Beautiful Day

  • Please Be My Lover (Pe2ny Ver.) (Classic) - Studio Doma(Feat.Penny)

  • California Dreaming (Classic) - BeautifulDay

  • Vacation Song (Classic) - BeautifulDay

  • Pit-A-Pat Summer (Classic) - nao.paradigm

  • White Day (Classic) - nao.paradigm

  • Latin Carnival (Classic) - Studio Doma

  • Out of Control (Classic) - RAVEN

  • Your Majesty (Classic) - E.B

  • Eternity (Classic) - pory

  • Andromeda (Classic) - nao.paradigm

  • MINUS 5 (Classic) - Studio Doma

  • Rusty Sky (Classic) - r300k

  • 10% (Classic) - Pory

  • \Vivaldi in HipHop (Classic) - BeautifulDay

  • Happy Christmas (Classic) - KAZE.o2SE

  • RosEHoliC (Classic) - SHK.o2SE

• O2Jam: The Beginning – Classic Pack Vol.7 Track List (30 Songs)

  • Why War (Classic) - Studio Doma

  • Chopin-Grand Waltz (Classic) - Impact Line

  • Chopsticks (Classic) - Everfree.o2SE

  • Cat Symphony (Classic) - Studio Doma

  • Romantic Horse (Classic) - Studio Doma

  • R3 (Classic) - Kevin.o2SE

  • Puberty (Classic) - Beautiful Day

  • Visual Dream (Classic) - Brandy

  • Dreaming Lion (Classic) - Knuckle Joe

  • ToHeart (Classic) - Studio Doma

  • A Contest Of Single Round (Classic) - Studio Doma

  • Booger (Classic) - Studio Doma

  • Soda Love (Classic) - SHK.o2SE

  • Hi Iggy~ (Classic) - BlueM

  • A Christmas Memory\ (Classic) - BeautifulDay

  • Transection (Classic) - nao.paradigm

  • Bach Alive-Another (Classic) - BeautifulDay

  • Feel The O2Jam (Classic) - BeautifulDay

  • \Brahms (O2 Version) (Classic) - BeautifulDay

  • \Permanent Loops II (Classic) - Hiro

  • O2 Red Jelly (Classic) - Pory

  • The Mountain King (Classic) - Red Pulse

  • Monster Express (Classic) - BeautyfulDay

  • Gargoyle (Classic) - Sanxion7

  • \CanoN (O2 Version)+ (Classic) - Dr.Flower Shirts

  • Death Moon 2 (Clean Ver.) (Classic) - SHK

  • Hungarian Dance 1 (Classic) - Sirius.o2SE

  • Waiting 4 Luv Full Version (Classic) - BeautifulDay

  • Wind On The Horizon (Classic) - KAZE.o2SE

  • Hello, Immortal Ocean (Classic) - Studio Doma

A timeless thrill that never fades. We invite all O2Jammers back to the passionate performances of those unforgettable days.

We would like to share the latest update news for O2Jam: The Beginning.

ver. 0.23 Major Update Details

• Added 30 Base Game Songs 30 original O2Jam classic songs have been added, allowing you to enjoy an even richer playing experience.

• Added Background Blur Intensity Adjustment for 2D Lane Mode You can now freely adjust the background blur intensity to your preferred level.

• Detailed List of Added Base Game Songs - 30 Songs

  • Kan Kan - BeautifulDay

  • Go Hell - Red Pulse

  • Identity Part 5 - SHK

  • Duel - Dr.Flower Shirts

  • Moon Madness - nao.paradigm

  • Fiesta - BeautifulDay

  • White Christmas - BeautifulDay

  • K.M.T - r300k

  • HorangPungruewga - Sang Rok Su

  • 10% - Pory

  • I Love U Forever - Park Joon Yong

  • Drawing In My Heart - HiTaZ

  • V3 II (SRS(●)Ver.) (feat.Kim SeHwang, KoN) - Studio Doma

  • Tree - Studio Doma

  • Moonlight 3rd Movement - Jinny

  • Plasma Gun - Memme

  • Distance (Memme Cosmic Mix) - Memme

  • William Tell - BeautifulDay

  • Plasma Gun (Clean Ver.) - Memme

  • Please Be My Lover (Rock Ver.) - Studio Doma

  • Uber 6 - PrimeMIX

  • I Need Your Love - Red_Pulse

  • POWER BEAT - Studio Doma

  • Uranium - Memme

  • Jinglebell Mega Mix - nao.paradigm

  • Hyper Speed Carol Mix - SHK

  • Sweet Night - Studio Doma

  • Hades In The Heaven - Gentle Stick & M2U

  • The Mountain King - Red Pulse

  • Waiting For Love - BeautifulDay

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We will continue listening to the voices of all O2Jammers and do our best to provide an even better experience.

We are excited to share the latest Early Access update news for "O2Jam : The Beginning".

ver. 0.22 Major Update Details

• Redesigned the Music Selection Screen.

• Expanded My Bag Favorites to 30 song slots

• Various bug fixes

  • Fixed an issue where 7-Key Long Note effects were not displayed in 3D Mode.

  • Fixed sound issues related to offset adjustment and Key Sound OFF.

• Added 17 original Classic songs with restored 7-Key original key sounds to the main game.

  • Beach Paradise (Classic) - BeautifulDay

  • CherryPoP (Classic) - BeautifulDay

  • A Beautiful Day (Classic) - BeautifulDay

  • Duel (O2 version) (Classic) - Dr.Flower Shirts

  • April (Classic) - Glasslake - Glasslake

  • Like This !! (Classic) - RAVEN

  • Get Drunk (Classic) - MoonGyuHyuk

  • Please Don't Go (Classic) - Red pulse

  • June (Classic) - nao.paradigm

  • Beethoven's Fire (Classic) - EL

  • Cold Scream (Classic) - Pory

  • Color Paradise (Classic) - Pory

  • Hungarian Dance No.7 (Classic) - Sirius.o2SE

  • Run to Forest (Classic) - Pory

  • Tolerance (Classic) - nao.paradigm

  • Summer Memory (Classic) - BeautifulDay

  • Waiting 4 Love (Classic) - BeautifulDay

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We will continue listening to the voices of all O2Jammers and do our best to provide an even better experience.

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'O2Jam : The Beginning' MAIN TITLE

'Classic Pack Vol.1'

\

COMPLETE BUNDLE

ESSENTIAL BUNDLE

DISCOVERY BUNDLE

EXTREAM BUNDLE

🏆We are pleased to announce the Top5 O2Jammers who claimed the highest ranks in O2Jam during June 2026. 

Thank you for showcasing your true skills and pushing beyond your limits with outstanding performances. 

\

'O2Jam : The Beginning' MAIN TITLE

'Classic Pack Vol.1'

'Discovery Special Pack Vol.1'

'Discovery Special Pack Vol.2'

'Discovery Special Pack Vol.3'

'Extream Pack Vol.1'

'Extream Pack Vol.2'

\

COMPLETE BUNDLE

ESSENTIAL BUNDLE

DISCOVERY BUNDLE

EXTREAM BUNDLE

Hello, this is "O2Jam : The Beginning".

We are excited to introduce a special package for all O2Jammers who are ready to discover hidden gems with the outstanding quality and charm of O2Jam, as well as challenge themselves with extreme difficulty levels.

• O2Jam : The Beginning - Discovery Special Pack Vol.1 Track List \

  • Starving Days - Memme

  • Silver Moon Love - SHK

  • %S(M) - Memme

  • MINUS 5 - Studio Doma

  • Wind On The Horizon - KAZE.o2SE

  • Dope DrowN DoLL - Dr.ReB

  • Sparkling Ways - EunoH

  • Divine Energy - P4koo

  • Escape From Daily Life - Max

  • PLASTIC☆GIRLS - wigen

  • Only You - Shin Ik Joo

  • Lovable Times - Hiro

  • Move It On(DJ HD Mix) - Brandy

  • Individual Bounce - SQUAR

  • O2 Red Jelly - Pory

  • Wings - BLOODMOON

  • Let me Dance - Red Pulse

  • Love Maker X-mas - Ti7

  • Hateful Man - S.I.D Sound

  • Truth - S.I.D Sound

  • Hungarian Dance No.7 - Sirius.o2SE

  • Jam on the Breaks - 2GPS

  • Feel This Love - Ti7

  • Sweel You're Head!! - Penny

  • High - Red_Pulse

  • Seine R. - EarBreaker

  • Strawberry - kimpaksa

• O2Jam : The Beginning - Discovery Special Pack Vol.2 Track List \

  • Romantic Horse (Origin) - Studio Doma

  • Love Is Like The Falling Rain - S.I.D Sound

  • Lotus Flower - Memme

  • Do It Now - Studio Doma

  • Wish - D Joon

  • June - nao.paradigm

  • Manitto - Studio Doma

  • Save Your Smile - tacat

  • Memoryer - Brandy

  • The Platinum Waves - Creent

  • Pandemonium - Memme

  • Zigeunerweisen - Everfree.O2SE

  • Persona (Analog) - M2U

  • PARANOIA - Mode K

  • Marionette - Memme

  • Midnight Express - BeautifulDay

  • Orange Wind - Yamajet

  • The Forth Dimension - Sirius.o2SE

  • Dual Racing (Analog) - nato & r300k

  • Mercury - BLOODMOON

  • NEW Astronomas - Memme

  • Don't Say Anything - nao.paradigm

  • Xeroize (Clean Ver.) - FE

  • Funky Love - Kaz

  • Nabilera - Memme

  • Ghosty Field - P4koo

  • Love Cluber - Kaz

• O2Jam : The Beginning - Discovery Special Pack Vol.3 Track List \

  • Start On - nato

  • Get Drunk - Moon Gyu Hyuk

  • Obelisque - ESTi

  • %Ext - Pory

  • Trance World - Red Pulse

  • Ghost House - Super Station

  • Way To Dream - HISOST

  • West Wind, East Wind - S.I.D Sound

  • Escape Friday - Memme

  • White Memory - MIYU

  • U Are My SuperStar - Lunatic Sounds

  • Triple Storm - Kari

  • Separated Union - Glasslake

  • Shy Shy - rb free

  • Ecstasy - BeautifulDay

  • In My Dream - Everfree.O2SE

  • Puppet - D Joon

  • Let's Dance - Shin Ik Joo

  • Zetz - Kaz

  • Police Attack - Ti7

  • Kamilla - rakon

  • Gonna B Alright - Shin Ik Joo

  • H2 - HAYATE

  • Feel The My Soul - U.K

  • Romeo Drive FM.55 - wigen

  • Latin Carnival - Studio Doma

  • STEPSTEP - Cuve

• O2Jam : The Beginning - Extreme Pack Vol.1 Track List \

  • Electro Fantasy UHD (SRS Ver.) - BeautifulDay

  • Painful Song UHD (SRS Ver.) - BeautifulDay

  • New World Black HD - DR.J

  • Identity Part 2 UHD (RossoCorsa Ver.) - SHK

  • Do You Know? HD (Espresso Ver.) - S.I.D Sound

  • The Power Of Light HD - Max

  • End Of Fight UHD (WoongCha Ver.) - All.o2SE

  • HELIX UHD (WoongCha Ver.) - ESTi

  • Sunshine Love UHD (RossoCorsa Ver.) - Max

  • Toccata & Fuga (Reborn) UHD (LemonFruit Ver.) - nao.paradigm

  • Turn A UHD (Espresso Ver.) - Pory

  • Don't tell MaMa HD (C Ver.) - BeautifulDay

  • Turn A HD - Pory

  • Voice Of Passion UHD (WoongCha Ver.) - Bunkcat

  • Sky Of The Ocean HD (WoongCha Ver.) - Memme

  • R3 UHD (275 Ver.) - Kevin.o2SE

  • Feel The O2Jam (Reborn) UHD (Espresso Ver.) - TAK

  • Imagination UHD (qwecs Ver.) - SHK

  • Gypsy Tronic HD - M2U

  • Marvel Super Miracle HD - Studio Doma

• O2Jam : The Beginning - Extreme Pack Vol.2 Track List \

  • Visual Dream II (In Fiction) UHD (WoongCha Ver.) - S.I.D Sound

  • Wings Of The Wind UHD (WoongCha Ver.) - FE

  • Misplaced Shadow UHD (WoongCha Ver.) - SENEZ

  • The Queen UHD (WisdomH Ver.) - M2U

  • Pink Gold HD (Espresso Ver.) - S.I.D Sound

  • Love Witch UHD (275 Ver.) - Studio Doma

  • Rage Of Fire HD (Espresso Ver.) - Max

  • Direct Injection UHD (WoongCha Ver.) - Aura

  • Show Me The Love HD (Doge Ver.) - Ti7

  • Ever + More HD (Espresso Ver.) - Max

  • End Of Fight (Round 2) UHD (WoongCha Ver.) - Kaz & Kevin

  • Light UHD (WisdomH Ver.) - Pory

  • V3 HD - BeautifulDay

  • Guardian Angel UHD (275 Ver.) - BeautifulDay

  • V3 SHD - BeautifulDay

  • Kan Kan UHD (SRS Ver.) - BeautifulDay

  • Duel HD (jaeyoung Ver.) - Dr.Flower Shirts

  • Turkish March UHD (SRS Ver.) - Creent

  • Obelisque UHD (WoongCha Ver.) - ESTi

  • V3 II HD (feat.Kim SeHwang, KoN) - Studio Doma

Thank you for always supporting O2Jam and sharing your endless love with us.

We are excited to share the latest Early Access update news for "O2Jam : The Beginning".

ver. 0.21 Major Update Details

• Added 31 Base Game Songs 31 original O2Jam classic songs have been added, allowing you to enjoy an even richer playing experience.

• Song Selection Screen Tab Renewal The previously separated base game song tabs have been unified into a single "Basic" tab.

• Added 2D Lane Position Adjustment Option Through the "Panel Alignment" option, you can freely change the position of the 2D lane to the left, center, or right side of the screen.

• Added Judgment Accuracy (%) and Fast/Slow Indicator for 3D Lane Mode You can now check your judgment accuracy (%) and Fast/Slow indicators in 3D Lane Mode as well.

• Added Visual Offset Feature A new feature has been added that allows you to fine-tune the timing of note visibility for a smoother playing experience.

• Improved Sync Offset Adjustment Precision The offset adjustment feature for matching music and note timing has become more precise. The adjustment unit has been changed from 5ms to 1ms, allowing more detailed timing settings.

• Added Quick Song Scroll Feature A new feature has been added to help you browse through the song list more quickly. On the song selection screen, press "Shift + Arrow Keys" to move through 6 songs at a time.

• First Screen Renewal The first screen you see when launching the game has been redesigned with a fresh new look.

• Detailed List of Added Base Game Songs - 31 Songs

  • Milk Chocolate - BeautifulDay

  • Recollection - SHK

  • Visual Dream - Brandy

  • Earth Quake - KAZE.o2SE

  • Painful Song - BeautifulDay

  • Feel The O2Jam - BeautifulDay

  • Dragon Eyes - BeautifulDay

  • Feel The O2Jam (Reborn) - TAK

  • R3 - Kevin.o2SE

  • Electro Fantasy (Origin) - BeautifulDay

  • Vivaldi In Hiphop - BeautifulDay

  • Storm Over The Ocean - KAZE.o2SE

  • Loving You - Pory

  • ToHeart - Studio Doma

  • Paradise - Studio Doma

  • Placebo Dying - M2U

  • Tender Voice - Max

  • Driving Lazy Bee (Analog) - Glasslake

  • Pine Nut - Doin

  • Vacation Song - BeautifulDay

  • ShowDown - ampstyle

  • I Need Your Love (SRS Ver.) - Red_Pulse

  • The Way - Glasslake

  • I Love Dance - Teddy_bear

  • Invite From Lamian - Bunkcat

  • Until You Come Back (Reborn) - DR.J

  • Mail Rider - Studio Doma

  • Why War - Studio Doma

  • Reincarnation - nao.paradigm

  • End Of Fight (Round 2) - Kaz & Kevin

  • Please Be My Lover-Lounge Mix - Studio Doma

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We will continue listening to the voices of all O2Jammers and do our best to provide an even better experience.

We are excited to share the latest new song update for O2Jam : The Beginning Early Access.

• Hidden Songs Added to Random Play – 2 Songs

• Official Addition of Existing Hidden Songs

  • Miss U - EvsU

  • Phoenix - SneakySN

• Prime - 7KEY Added

  • Prepare for Inversion - 胡桃

  • Summer Vacation! - Anchov

  • Finalize - SneakySN

  • UNIVERSE - zomay

  • Waiting For U - Kakusan

• Vol.4 - 31 Songs Added

  • Collapse - Caster

  • Chopin - Petit Chien - Chopin

  • Cosmopolitan - Cuve

  • Alpha Basse - Cuve

  • Dance For You - D Joon

  • Chocolate - D Joon

  • Come Out Of There - DOH

  • Check It Out - Dr.Flower Shirts

  • Bach Toccata - DR.J

  • Beethoven's Fire - EL

  • CLOSER - FE

  • Burn It Off - FOIV

  • Desolate HD (WoongCha Ver.) - Gentle Stick

  • Agony UHD (WoongCha Ver.) - Gentle Stick

  • Carol Mega Mix HD (IMSu Ver.) - Hiro

  • Dance With Me - Im Keun Jae

  • Clementi Sonatina - Jinny

  • Bach Imitation UHD (jaeyoung Ver.) - KB

  • Amadeus (Reborn) - Kevin

  • ASHITA NO ASHIOTO - makou

  • Agony (Memme REMIX) HD (WoongCha Ver.) - Memme

  • Brahms Innovation - Mode K

  • Blue Moon - nao.paradigm

  • Crystal Illusion - P4koo

  • Be Your Love- Park Joon Yong

  • Blood - Rock

  • Blood HD (Espresso Ver.) - Rock

  • A Cup Of Coffee - S.I.D Sound

  • Come To Me - S.I.D Sound

  • Angeli Brucia - S.I.D Sound

  • Cat Symphony (Analog) - Studio Doma

Thank you for always being with O2Jam and for your continued support and love.

🏆We are pleased to announce the Top5 O2Jammers who claimed the highest ranks in O2Jam during May 2026. 

Thank you for showcasing your true skills and pushing beyond your limits with outstanding performances. 

"O2Jam: The Beginning" 7-Key Key Sound - Classic Track Addition Celebration!

On June 2nd, O2Day, get a 5x GEM Boost!

New items have been added to the GEM exchange event for our best-selling goods: Steam Redeem Codes, Premium Membership, and Prime Music Pass.

• Entry Deadline: Until June 2, 2026 (Tue) KST

• How to Participate: Use your GEMs in O2Jam (Steam or Mobile) to enter via Goods Entry Page.

• Goods Entry Page: https://rank.o2jam.com/gem-exchange/

Purchase Verification Event

The very first DLC for O2Jam : The Beginning has officially been released.

This meaningful DLC package restores the long-awaited 7-key original key sounds that many O2Jammers have been waiting for.

To express our sincere gratitude to everyone who purchased the DLC, we have prepared a special reward so you can also enjoy O2Jam on mobile.

Participate in the DLC purchase verification event and experience a 1-Month PRIME Music Pass for O2Jam - Music & Game.

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• Reward: Mobile O2Jam - Music & Game PRIME Music Pass (1-Month Subscription, valued at $ 2.99)

• Eligible Users: All users who purchased O2Jam : The Beginning - Classic Pack Vol.1 on Steam

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Please send the following information to the O2Jam Customer Support email below.

• Contact: \

• Required Information

  • Your mobile OS (Example: iOS or Android)

  • Screenshot image file of the result screen after playing a song included in the Classic Pack Vol.1 DLC

    OR URL link to a post shared on social media or short-form platforms (YouTube, TikTok, etc.) after playing a DLC track

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• Codes will be distributed sequentially starting from May 26.

• A subscription code for mobile O2Jam - Music & Game will be sent individually via the email address you submitted.

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• This benefit can only be claimed once per Steam account.

• Subscription codes can only be used if mobile O2Jam - Music & Game is installed.

• Users who are already subscribed to a recurring subscription product cannot redeem the subscription code.

Play O2Jam music anytime, anywhere!

Thank you.

To celebrate the release of the 'O2Jam : The Beginning' Classic Pack Vol.1 DLC, a special discount promotion is now underway. Experience O2Jam at a discounted price, complete with richer sound through the fully restored 7-key note sounds.

■ Discount Period

• Base Game: Until May 21 (Thu) 8:30 AM (KST) (May 20, 4:30 PM PDT)

• Classic Pack Vol.1: Until May 21 (Thu) 2:00 AM (KST) (May 20, 10:00 AM PDT)

■ Discount Package Info

Relive the excitement of O2Jam with the newly added Classic Pack. If you haven't purchased the game yet or have been waiting for new tracks, don't miss out on this special discount opportunity!

Thank you.

Hello. This is "O2Jam : The Beginning."

We are excited to unveil the 1st DLC package for O2Jam : The Beginning. This package consists of original classic songs with the long-awaited 7-key key-sounds fully restored.

Go to O2Jam : The Beginning - Classic Pack Vol.1 Store Page

• O2Jam : The Beginning - Classic Pack Vol.1 Tracklist

  • Black Swan (Classic) - Zeron

  • Blade (Classic) - BeautifulDay

  • Brahms (Classic) - BeautifulDay

  • Can You Feel (Classic) - Brandy

  • Canon (Classic) - Dr.Flower Shirts

  • Don't tell MaMa (Classic) - BeautifulDay

  • Electro Fantasy (Classic) - BeautifulDay

  • Future Shock (Classic) - Studio Doma

  • Identity (Classic) - SHK

  • Identity Part 2 (Classic) - SHK.o2SE

  • Imagination (Classic) - SHK.o2SE

  • Marvel Super Miracle (Classic) - Studio Doma

  • Rage Of Fire (Classic) - MAX

  • Red Sign (Classic) - Kevin.o2SE

  • V3 (Classic) - BeautifulDay

  • Painful Song (Classic) - BeautifulDay

  • Bride In Dream (Classic) - BeautifulDay

  • Fly Magpie (Classic) - BeautifulDay

  • Milk Chocolate (Classic) - BeautifulDay

  • Bang! Bang! Bang! (Classic) - BeautifulDay

  • Death Moon (Classic) - SHK.o2SE

  • Guardian Angel (Classic) - Beautifulday

  • Amadeus (Classic) - Impact Line

  • Lonely Song (Classic) - BeautifulDay

  • Moon Madness (Classic) - nao.paradigm

  • The Festival of Ghost (Classic) - Brandy

  • Kan Kan (Classic) - BeautifulDay

  • A Christmas Memory (Classic) - BeautifulDay

  • Csikos Post (Classic) - Hermann Necke

  • Love Witch (Classic) - Studio Doma

Thank you for always being with O2Jam and for your unchanging love and support.

The server maintenance for the 6th Early Access update of O2Jam: The Beginning has been completed.

Version 0.19 Major Update Details

• 7KEY Key-sound Functionality Added 7-Key mode play with restored key-sounds will be added. You can find the new songs with restored key-sounds in the 'Classic' tab of the Music Selection screen.

• Chat Functionality Added You can communicate and enjoy the game with O2Jammers in the lobby in real-time.

• Feature to View Only Player's Country Chat Messages Added An option to view only my country's chat messages will be added to the newly added chat functionality.

• Random Song Play Functionality Added to Music Selection Screen The Random Play functionality, which was only available on the result screen, can now be used on the Music Selection screen. Now, enter the performance immediately without any hesitation or worry.

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Thank you for always being with O2Jam and for your continued support and love.

Server maintenance will be conducted for the update of O2Jam: The Beginning.

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May 14, 2026 (Thu) 05:30 ~ 08:30 (KST)

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• Add 7Key Key-sound functionality (Classic tracks only)

• Add Chat system

• Add "My Country Only" filter for chat

• Add "Random Play" feature in the Music Selection screen

We sincerely thank you for your continued interest and support for O2Jam.

Hello, O2Jammers! This is 'O2Jam: The Beginning.'

We are thrilled to finally unveil the development video for the 7-Key note-sound restoration, something so many of you have been waiting for.

The core focus of this restoration was the flawless recreation of the original note-sound charts. To ensure that you can experience the same thrill and emotion from the past, we are meticulously refining every detail.

We look forward to sharing more good news with you very soon. Thank you.

Exclusive National Museum of Korea Goods: Exchange with GEM The GEM you’ve carefully collected—it’s now time to transform them into "Art in Daily Life." From the serene smile of the Pensive Bodhisattva to the vibrant Dancheong wireless keyboard, discover the best-selling treasures of the National Museum of Korea, specially curated for this event. ✅ Entry Deadline: ~ May 31, 2026 (Sun) (KST) ✅ How to Participate: Use your GEM in O2Jam to enter the lucky draw for each item on the entry page. 🔗 Entry Page: https://rank.o2jam.com/gem-exchange/

The server maintenance for the 5th Early Access update of O2Jam: The Beginning has been completed.

Version 0.18 Major Update Details

• 7KEY Mode Added

  A new 7KEY mode without key sounds has been introduced, in addition to the existing 3, 4, and 5 key modes. Try playing the newly added songs and 7KEY charts designed specifically for this mode. ※ The 7KEY mode with key sounds is currently under development.

• Accuracy Applied to Song Rankings Previously, rankings were calculated based solely on the score. The system has been updated so that in the event of a tie, the record with the higher accuracy will now rank higher.

• KPS Display Added

  KPS (Keystrokes Per Second), which shows real-time input speed, has been added. You can now check your performance with greater precision and objectivity.

• Great & Bad Judgement Added

  Great and Bad judgments have been added to the existing system for more detailed scoring.

• Hidden Songs Added to Random Play

  When playing Random Song, hidden new tracks may appear based on probability on the result screen. Discover completely new hidden songs!

• Prime - 7KEY Added

  • Sailing Beyond the Fading Stars - JAGAM

  • BADHAViTZ - Reku Mochizuki

  • Flashing Lights - Turbin Boyz

  • Ready to Burst - SneakySN

  • The Last Witch - Transin

  • Dystopia - mirakudo

  • Marshmallow Kiss - Springhead

• Prime - 3 New Songs Added

  • Zero-元 SHD - nao.paradigm

  • Storm Over The Ocean SHD - KAZE.o2SE

  • Start On  SHD - nato

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Thank you for always being with O2Jam and for your continued support and love.

Server maintenance will be conducted for the update of O2Jam: The Beginning.

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April 22, 2026 (Wed) 05:30 ~ 07:30 (KST)

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• 7KEY Mode to be added (Mode without Key Sounds)

• KPS Display to be added

• Great & Bad Judgement to be added

• Hidden Songs to be added to Random Play

• 7KEY Charts & 3 New Songs to be added

We sincerely thank you for your continued interest and support for O2Jam.

The server maintenance for has been completed.

The game is now available for normal access and play.

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• With the server separation from the mobile game , you can now change your nickname to match the one used in the mobile app.

  • How to Change Your Nickname

    • Please visit the O2Jam website below and use the “Change Nickname” option: https://rank.o2jam.com/account/settings/

We will continue to provide a more enjoyable and smooth gaming experience.

To provide a more stable and improved gaming environment for , scheduled server maintenance will be conducted.

Please note that the game will be unavailable during the maintenance period.

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April 14, 2026 (Tue) 05:30 ~ 07:00 (KST)

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• The servers for the existing mobile app and will be completely separated.

  • Ranking systems will be operated independently for each service. Players will be able to use nicknames from the existing mobile game, as requested by many O2Jammers.

  • Details on how to change your nickname will be provided in the maintenance completion notice.

Thank you for your continued support and love for O2Jam.

We are excited to share the news of our fourth Early Access update. These features will be officially implemented after thorough testing during the Early Access period. We look forward to your feedback on the Steam Community!

ver. 0.16 Update Details

• Judgment Accuracy (%) Display Added

  Displays real-time percentage information based on how precisely you hit each note.

  This can be checked on the Result Screen and the 2D Lane Mode gameplay screen.

  Adjustments may occur after a test period and user feedback. During the test period, accuracy will not be reflected in rankings; it will be added after sufficient testing.

• Decimal Adjustments for Note Speed Added

  You can now adjust the note scroll speed more precisely using decimal points.

• Result Screen Renewal

  The components and UI design of the result screen have been revamped for a more intuitive and cleaner view of your play records. Share your records on SNS!

• Random Song Play Added

  A feature has been added to the result screen that selects and plays a random song based on your performance.

• Fast/Slow Indicators Added (2D Lane Mode)

  Indicators have been added to let you know if your inputs were faster or slower than the correct timing.

• New Info Elements for 2D Lane Mode

  The player nickname and the Top 5 rankings for the song are now clearly displayed on the gameplay screen.

  These can be toggled ON/OFF in the Settings. Record your amazing plays and share them on YouTube and SNS!

• Convenience Options Added

  • More diverse Screen FPS options added.

  • Added Background Effects ON/OFF option for 2D Lane Mode.

  • Added Background Brightness adjustment for 2D Lane Mode.

  • Added Note Divider ON/OFF option for 2D Lane Mode.

• Vol.4 - 10 New Songs Added

  • Chopsticks - Everfree.o2SE

  • April - Glasslake

  • Black City Beat - Glasslake

  • Aiming High - Glasslake

  • Carol Mega Mix - Hiro

  • Chopin-Grand Waltz - Impact Line

  • Call Me Again - Knuckle Joe

  • 0x1311 - nao.paradigm

  • Andromeda - nao.paradigm

  • BMP - Studio Doma

• Suspension of Music Track Services

  • Revival On HD - Warak

  • Super Stylin' - Warak

  • Please, Give Me A Lover - Warak

  • A Special Day - Warak

  • Demolished Soon - Warak

  • The Trace (Mashup) - Warak

  • Wonderland (Adventure Mix) (Analog) - Warak

  • Don't Hide It - Warak

  • Flight - Warak

  • Weakness Heart - Warak

  • A Christmas Memory - Warak

  • Shining - Warak

  • Revival On - Warak

  • Wind, Please Stop Blowing - Warak

  • Whistle - Warak

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Thank you always for being with O2Jam and for your unwavering support. We will continue to bring you even more enjoyable and exciting experiences.

The next Early Access update for 'O2Jam : The Beginning' is here.

The long-awaited update is available today, and we sincerely appreciate your continued interest and support.

ver. 0.15 Update Details

• Added 2D Lane Alpha Test Mode A flat-view play mode optimized for PC environments has been added. We are preparing future updates including judgment accuracy improvements, fine speed adjustment, judgment line customization, lane position changes, and Fast/Slow indicators. Please feel free to share your feedback on the Steam Community.

• \ To play in 2D Lane Mode, activate the '2D Lane' option button on the 'Song Information Screen' and start the song. You can also activate it using the ' V ' key on your keyboard.

• Vol.4 - 30 Songs Added

  • Desolate - Gentle Stick

  • Agony - Gentle Stick

  • Black Dragon - Memme

  • Bronze - Memme

  • Azure Sky - Memme

  • Confession Of Love - Memme

  • Barrier - Memme

  • ButterFly - Memme

  • Cherry Blossom - Memme

  • Again - Memme

  • Apocalypse - U.K

  • Black Perfume - Shin Ik Joo

  • Come With Me - Triment Factory

  • BooBoo - Triment Factory

  • Brass Sensation - Ti7

  • CRAZY GO! GO! - Super Station

  • Bride In Dream Remake - Seo Ui Beom

  • Black Swan HD - Studio Doma

  • Chorus - Studio Doma

  • Concert - Studio Doma

  • A Contest Of Single Round - Studio Doma

  • Booger - Studio Doma

  • Crystal Eye - Studio Doma

  • Destiny Of Fate - Studio Doma

  • Cat Symphony - Studio Doma

  • Cross The Road - Studio Doma

  • Arctic Dummy Bear - Studio Doma

  • Dark Nightmare - Creent

  • Blackout - r300k

  • Canon(O3 Remix) - NOWCOM

Thank you always for being with O2Jam and for your unwavering support.

We will continue to bring you even more enjoyable and exciting experiences.

We have some exciting news for everyone who has been patiently waiting.

We would like to give you a preview of the main contents of the third Early Access update for "O2Jam: The Beginning."

ver. 0.15 Update Preview

• 2D Lane Alpha Test Mode Added A flat-view play mode optimized for the PC environment will be added. Please share your feedback on the Steam community.

• Vol.4 – 30 New Songs Released New O2Jam original tracks will be added.

More detailed information will be announced in the update notice when the update goes live.

Thank you.

O2Jam Operations Team

The second update for O2Jam: The Beginning Early Access is now live.

We will continue to roll out improvements through upcoming updates, so we kindly ask for your continued interest and support.

ver. 0.12 Update Details

• Keyboard controls will be available on major screens, including the song selection screen.

• On the song selection screen, tab names (except for the Prime tab) will be changed to “Vol.1, Vol.2, …”.

• Vol.4 – 30 new songs added.

  • Amadeus UHD (275 Ver.) - BeautifulDay

  • Bach Alive UHD (C Ver.) - BeautifulDay

  • Bride In Dream UHD (WoongCha Ver.) - BeautifulDay

  • Brahms - BeautifulDay

  • A Beautiful Day - BeautifulDay

  • Bang! Bang! Bang! - BeautifulDay

  • Crazy Love - BeautifulDay

  • Bounce With Me - BeautifulDay

  • Cherry Pop - BeautifulDay

  • A Christmas Memory (Origin) - BeautifulDay

  • California Dreaming - BeautifulDay

  • B.S.CAT - BeautifulDay

  • Cross Time - Brandy

  • Death Moon 2 HD - SHK

  • Death Moon 2 UHD (qwecs Ver.) - SHK

  • Couple Breaking HD - SHK

  • Black Water HD (275 Ver.) - Pory

  • Black Water - Pory

  • Cold Scream - Pory

  • Color Paradise - Pory

  • ChinaDress - Memme

  • Black Dragon UHD - Memme

  • BSPower Explosion - Memme

  • Acid Burst - Memme

  • BSPower BigBang - Memme

  • BSPower Explosion (Clean Ver.) - Memme

  • Battle Of Fate - Memme

  • Blade III (feat.Kim SeHwang) - Studio Doma

  • Blade III HD (feat.Kim SeHwang) - Kaz

  • 1 More Time - Kaz

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We sincerely thank you for the continued interest and love you show to O2Jam.

We will do our best to keep improving and bring you a better experience.

O2Jam Operations Team

We are pleased to share news about the second update following the Early Access launch of 'O2Jam: The Beginning'.

There are still many improvements to be made, and we sincerely appreciate your continued support and patience. We would like to provide details about the upcoming ver. 0.12 update, which will be available within the next few days.

ver. 0.12 Update Preview

• Keyboard controls will be available on major screens, including the song selection screen.

• On the song selection screen, tab names (except for the Prime tab) will be changed to “Vol.1, Vol.2, …”.

• Vol.4 – 30 new songs added.

  • Amadeus UHD (275 Ver.) - BeautifulDay

  • Bach Alive UHD (C Ver.) - BeautifulDay

  • Bride In Dream UHD (WoongCha Ver.) - BeautifulDay

  • Brahms - BeautifulDay

  • A Beautiful Day - BeautifulDay

  • Bang! Bang! Bang! - BeautifulDay

  • Crazy Love - BeautifulDay

  • Bounce With Me - BeautifulDay

  • Cherry Pop - BeautifulDay

  • A Christmas Memory (Origin) - BeautifulDay

  • California Dreaming - BeautifulDay

  • B.S.CAT - BeautifulDay

  • Cross Time - Brandy

  • Death Moon 2 HD - SHK

  • Death Moon 2 UHD (qwecs Ver.) - SHK

  • Couple Breaking HD - SHK

  • Black Water HD (275 Ver.) - Pory

  • Black Water - Pory

  • Cold Scream - Pory

  • Color Paradise - Pory

  • ChinaDress - Memme

  • Black Dragon UHD - Memme

  • BSPower Explosion - Memme

  • Acid Burst - Memme

  • BSPower BigBang - Memme

  • BSPower Explosion (Clean Ver.) - Memme

  • Battle Of Fate - Memme

  • Blade III (feat.Kim SeHwang) - Studio Doma

  • Blade III HD (feat.Kim SeHwang) - Kaz

  • 1 More Time - Kaz

We will provide more detailed information once the update is ready.

Thank you for your continued support.

O2Jam Operations Team

Every 2nd of the month is a special event day to celebrate O2Jam!

⏰ Event Date: March 2nd (KST)

🎁 This O2Day benefit: Double Gem rewards! 💎

🔹 Ver. 0.11 Update Details

🎹 Added the ability to set the odd-numbered center key as a secondary key in 'Key Change'

🔊 Added sound volume control

🎵 6 new songs (including 2 released on Steam)

🔹 Current Development

- 2D Rain Mode

- 7-Key Mode

- Keyboard input support for the song selection screen

- Chat function

🔹 Under Review

- Added Great/Bad judgments

- Added Fast/Slow indicator

- Added judgment accuracy information

- ASIO support - Versus and Survival modes

🔹 7-Key Development Screen

https://x.com/o2jam/status/2019270575940845812?s=20

🔹 2D Rain Mode Development Screen

https://x.com/o2jam/status/2018913680772255932?s=20