海子 UMIKO

"海子 UMIKO" is a psychological horror visual novel. Engage in conversations with Umiko, complete various mini-games, solve puzzles, and gradually piece together the dark truths she tries to hide about herself and her dimension from fragmented narratives. Preserve your fragile friendship for a week!

Developer: 盾构机 Tunnel Boring Machine.

Tags: Solo, Exploration, Interactive Fiction, Word Game.

Steam reviews: Very Positive (99% of 68).

Price: Free to play on Steam.

Released 2025-09-24.

Last updated 2025-10-10.

海子 UMIKO on Game Goose · Steam store page

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