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"NONUPLE NINE: Asymptote" is a side-scrolling, narrative Sci-fi adventure game. Control the subject girl and solve the mystery of the building where the same floor loops. With vast scientific insights, can you find the answer for the "meaning of humanity" during this deadly journey?
Also known as: NONUPLE NINE - Test Subject: 999999999
December 31, 2026
Nonuple Nine: Asymptote was released on December 31, 2026.
Nonuple Nine: Asymptote is available on PC (Microsoft Windows).
No — Nonuple Nine: Asymptote is a single-player game.
Nonuple Nine: Asymptote was developed by Nonuple Nine Development Team and published by KODANSHA.