Only the current version so far — new entries appear as the app ships updates.
クローズドテスト:テスタータイマー is a tools app by IT考房 with 10+ downloads (about 33 estimated). +1 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “This tool helps testers participating in closed testing of Android apps to launch the target app daily.”