AI: The Somnium Files Mayumi Matsushita 1 game Mayumi Matsushita is a character from AI: The Somnium Files. Verified 22 Aug 2026 Appearances Games featuring Mayumi Matsushita 86 AI: The Somnium Files 17 September 2019 Other characters in AI: The Somnium Files Full cast Hitomi Boss Aibo Hitomi Sagan BOSS Iris Aiba Ota Matsushita Pyuta Mayumi Moma Iris Sagan
