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Kumitantei: Old-School Slaughter cover art

Kumitantei: Old-School Slaughter release date

Out nowGamePC

Kill each other...for science! The class of '89 is trapped in an elite school killing game. Investigate, solve, and expose your classmates in Kumitantei: Old-School Slaughter, an episodic murder-mystery ADV card-battler inspired by retro anime.

Release date
April 23, 2026
Developer
Mango Factory
Publisher
Akupara Games
Genre
Adventure, Indie, Visual Novel, Card & Board Game

Where to buy

No store listings yet.

Out now

Kumitantei: Old-School Slaughter released on .

Release dates by platform and region

PlatformRegionDateUnlock timeStatusSource
PCWorldwideNot announcedReleasedSource

Trailers and gameplay

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Release date history

  1. Date announced: April 23, 2026. Status: released — Upstream update (igdb) Source

Frequently asked questions

When does Kumitantei: Old-School Slaughter release?

Kumitantei: Old-School Slaughter released on April 23, 2026.

What time does Kumitantei: Old-School Slaughter unlock?

The exact unlock time has not been announced. Most digital releases unlock at midnight local time or at a single global time set by the publisher; this page will list it as soon as it is known.

Which platforms is Kumitantei: Old-School Slaughter on?

Kumitantei: Old-School Slaughter is releasing on PC.

Has Kumitantei: Old-School Slaughter been delayed?

No delay has been announced. This page tracks every date change with a source link.

Can I pre-order Kumitantei: Old-School Slaughter?

Pre-orders have not been listed yet. Stores and prices will appear here once available.