Tranquil Koi 鯉の池

Tranquil Koi is a relaxing idle game. Start with a humble pond and transform it into a breathtaking koi paradise! Buy and unlock over 100 vibrant breeds, raise them and sell them to grow your aquatic haven. Unlock decorations to design an aquarium that reflects your vision of tranquility.

Developer: FroggySoggy.

Price: $2.99.

Released 2025-11-12.

Tranquil Koi 鯉の池 on Game Goose · Steam store page

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