Only the current version so far — new entries appear as the app ships updates.
防災ネット あんあん is a weather app by SDCソリューションズ(株) with 10,000+ downloads (about 22K estimated). +97 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “The disaster prevention, safety, and security information email distribution system operated by Saga Prefecture has been reborn as a mobile application.”