Only the current version so far — new entries appear as the app ships updates.
読み上げワークアウト タイマー is a tools app by shuumatsuprogrammer with 10+ downloads (about 40 estimated). +4 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “It is a free app that lets you focus on training by notifying you of the set workout time, rest time, and number of sets by voice! You can use it for tabata training!”