Only the current version so far — new entries appear as the app ships updates.
【体験版】保育士試験 最短合格サポート is an education app by ReCorrect Inc. with 5,000+ downloads (about 5.2K estimated). +3 installs in the last 7 days. Released Aug 1, 2018. Install growth, rank history, SDKs and ad networks.
From the store listing: “A full-fledged learning app for passing the nursery teacher exam. Contains about 500 past questions and prediction questions. * About 40 questions are included in the trial version.”