Tatsuya Koyama

Google Play developer · tracked since 11 Oct 2026 · Open in Google Play ↗ (opens in a new tab)

Based in Tokyo, Japan

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Live apps
1
on Google Play now
Removed apps
0
taken down
Total installs
306,784
exact · sum of live apps
Installs / day
+435
7-day avg · live apps

Apps by Tatsuya Koyama

1 tracked
Apps by Tatsuya Koyama, live apps first, sorted by installs / day
IconAppStatusCategoryInstallsPer day ↓ReleasedLast update
Open the Door: A Short Storycom.altotascal.doorsgameLiveAdventure306,784+4359 Jun 20223 May 2026