Only the current version so far — new entries appear as the app ships updates.
まるっと保存くん is a tools app by GreenBee, Inc. with 50,000+ downloads (about 66K estimated). +561 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “"Marutto Save-kun" is an app that allows you to back up important data such as photos, videos, contacts, etc. with unlimited storage.”