# Hakui Koyori media and gaming collaborations

> Live situation record from CLSTR: https://clstr.news/situations/hakui-koyori-media-and-gaming-collaborations
> Updated: 2026-09-23T09:03:55.000Z. Sources: 4. Developments: 2.

Hololive VTuber Hakui Koyori has been involved in several media collaborations and projects in September 2026.

On September 17, Entergram announced the development of ‘Koyolinium’, a new visual novel supervised by Koyori. The project was showcased at the Tokyo Game Show 2026, featuring key visuals and promotional materials.

Following this, Skyfall Co., Ltd. announced a limited-time collaboration with the battle royale poker game ‘Poker Chase’. Scheduled to run from September 29 to October 21, 2026, the event includes playable characters based on the VTuber, a dedicated union event, and a commemorative tournament offering exclusive in-game decorations.

## Timeline

### 2026-09-23: Poker Chase announces collaboration with VTuber Hakui Koyori

The poker game ‘Poker Chase’ will host a limited-time collaboration event with Hololive VTuber Hakui Koyori from September 29 to October 21, 2026, featuring new playable characters and tournaments.

2 sources. https://clstr.news/cluster/poker-chase-announces-collaboration-with-vtuber-hakui-koyori

### 2026-09-17: Hololive VTuber Hakui Koyori to star in new game ‘Koyolinium’

Entergram announced ‘Koyolinium’, a new visual novel starring and supervised by Hololive VTuber Hakui Koyori, currently being showcased at Tokyo Game Show 2026.

2 sources. https://clstr.news/cluster/hololive-vtuber-hakui-koyori-to-star-in-new-game-koyolinium

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Cite as: Hakui Koyori media and gaming collaborations. CLSTR, https://clstr.news/situations/hakui-koyori-media-and-gaming-collaborations