Kamitsubaki City Under Construction series
Haru to Kaiya
An adventure game where you aim to escape a storied mansion with a mysterious girl named "Haru" who you meet there.
Haru to Kaiya is an adventure developed by Entergram, Inc., released 19 August 2025 on PC (Microsoft Windows).
What Haru to Kaiya is
Haru to Kaiya is an adventure game developed by Entergram, Inc. and released in 2025. It was published by KAMITSUBAKI STUDIO. It is available on PC (Microsoft Windows) only.
How it plays
It is a single-player game with no multiplayer component.
Where it sits in the Kamitsubaki City Under Construction series
Haru to Kaiya is the first of 3 entries we hold in the Kamitsubaki City Under Construction series. The next entry was Kamitsubaki Academy Newspaper Club in 2025.
See all 3 Kamitsubaki City Under Construction games in release order →
What it launched against
Haru to Kaiya launched on 19 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
Haru to Kaiya — frequently asked questions
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