Only the current version so far — new entries appear as the app ships updates.
【声優ボイスアプリ】声優目覚まし時計 雨色ココア編 is a tools app by (株)IAM with 10,000+ downloads (about 17K estimated). Released Jul 16, 2013. Install growth, rank history, SDKs and ad networks.
From the store listing: “Character of electronic cartoon in acclaimed release "Rain color cocoa" is the alarm clock app that will cause (voice actor voice app)!”