Developer posts and news about this game.
Thank you so much for your continued support! Today, Tuesday, June 2, 2026, PenGames' brand-new title "ULTRA0" has officially been released! We are currently running a limited-time launch sale where you can purchase the game at an introductory 10% discount. "ULTRA0" combines a co
Thank you so much for playing and supporting our games! Today, we have some exciting news to share with all of our wonderful players regarding PenGames' next project. The release date for our upcoming Visual Novel × Casual Shooter game, ULTRA0 , has been officially set for June 2
Minor bug fixes implemented. Other adjustments made. 軽微なバグ修正実施。その他微調整を実施。
- Fixed a bug introduced when adding warps in Ver. 1.0.4. - Now, you can also jump out of the round object using the jump button. - Added an "Agile Mode" that allows for multiple dashes. This is intended to be similar to an easy mode. If you change DASH to Agile in the config, yo
Since many players didn't realize that they can view item descriptions by pressing the jump button on the map screen, I added an explanation. マップ画面でジャンプボタンを押すとアイテムの説明を見れることにみんなが気づかないので説明追加。
- difficulty adjustment - 難易度調整
Difficulty adjustment 難易度調整
Fix small bugs. バグ修正。
difficulty level adjustment 難易度調整
Fix small bugs. マイナーバグ修正。
Fixed a small bug. 軽微なバグ修正。
Add new warp points. 新しいワープポイントを追加
Some game difficulty levels have been adjusted. 一部のステージの難易度を調整
Two new warp points have been added. I believe this makes it easier to move around! ワープを２か所増やしました。これにより移動が楽になります。
To all Steam Deck users, I am pleased to inform you that MOMIBOSU has been confirmed to run properly on Steam Deck. That’s all.
Modifications: 1. Add Icon for window, taskbar and so on. 2. Fix a bug.