Only the current version so far — new entries appear as the app ships updates.
パチカウント:パチンコ回転数・回転率計算 is a tools app by neverknowsbestapps with 50+ downloads (about 98 estimated). +11 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “A simple app that quickly records the number of spins on a pachinko machine while playing, and automatically calculates the spin rate.”