Koyo Re Nium

Facts

Announced: visual novel starring Hakui Koyori (Entergram teaser website) · 2026-09-17

Release: game · 2026-10-22 · 2026-09-17

Connections

Produces of: Entergram
Voice cast of: Hakui Koyori

Structured graph also available as JSON at /public/entities/koyo-re-nium. CC BY 4.0.

Claim activity

When a claim about Koyo Re Nium was confirmed, debunked, or disputed against open-web sources. The record stays even after a claim drops off the facts list.

Confirmed visual novel starring Hakui Koyori Sep 20 · source

All coverage

Sep 17

Entergram Teases Koyo -RE-Nium Visual Novel Starring Hololive's Hakui Koyori

Entergram opened a teaser website on September 17 for the visual novel KOYO -RE- NIUM, starring hololive VTuber Hakui Koyori, who also supervises the game. No other details were announced, and the official website opens October 22. Entergram also revealed a key visual of Hakui in a game-original school uniform. The game is Entergram's fourth collaboration with hololive.