Only the current version so far — new entries appear as the app ships updates.
市町村ぬりつぶし is a maps & navigation app by tayutrip with 5,000+ downloads (about 6.2K estimated). +49 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “It is an application that can fill in the municipalities + 23 wards of Japan.”