Mainu is an arcade developed by Kanmai, released 25 August 2025 on Mac and PC (Microsoft Windows).
What Mainu is
Mainu is an arcade game developed by Kanmai and released in 2025. It is available on Mac and PC (Microsoft Windows). It runs on Unity.
The premise, in the publisher's words
Tonu, like any other high schooler, has a dream to be an artist — but lately, he has stopped practicing his drawings and stopped believing in himself. One night, while sleeping, he meets a yokai named Ormatsu, the ruler of a realm called Ginga. To keep the realm alive, Ormatsu traps the dreams of people who give up and transforms their souls into dog-like creatures called Mainus. There is only one way to escape this world: solve the Ormatsu Puzzle and defeat him. Ormatsu gives each dreamer a chance to escape by collecting all the Mainus and mastering six elemental powers — Fire, Lightning, Water, Wood, Ice, and Wind — to defeat the fifteen rulers of the realm. Tonu has just eight hours in…
How it plays
It is played from a side view perspective. Its themes are action and fantasy. It is a single-player game with no multiplayer component.
What it launched against
Mainu launched on 25 August 2025, within three weeks of Hollow Knight: Silksong, Mafia: The Old Country, Metal Gear Solid Delta: Snake Eater and Hell is Us.
Released around the same time: Hollow Knight: Silksong, Mafia: The Old Country, Metal Gear Solid Delta: Snake Eater, Hell is Us.
Screenshots
All media
Quick answers
Mainu — frequently asked questions
When did Mainu come out?
Mainu was released on 25 August 2025 for Mac and PC (Microsoft Windows).
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