Corpse Party: Sweet Sachiko's Hysteric Birthday Bash news & patch notes

This page aggregates Steam news feeds, patch notes, and developer announcements for Corpse Party: Sweet Sachiko's Hysteric Birthday Bash, sourced from official Steam community posts.

Major updates, balance changes, and seasonal events often correlate with player-count spikes — cross-reference announcements here with the live charts on the main Corpse Party: Sweet Sachiko's Hysteric Birthday Bash statistics page.

Articles link back to Steam for full changelogs. SteamScope refreshes news entries as new posts are published to the game's Steam hub.