kamiumamama

The Studio

A small studio for careful apps.

Independent. Tokyo-based. One person. Each app is shaped for one job, done well — respectful of your attention, your time, and your data.

Now Shipping

Case Zero Daily Mystery

A new detective deduction every day. Solve in five minutes. Free to play. Built for iPhone.

In Development

A short list of apps across different categories — utilities, tools, the occasional puzzle. Released one at a time, when each is worth releasing.