Only the current version so far — new entries appear as the app ships updates.
簡易テキストエディタ(Simple Text Editor) is a productivity app by どつる with 50+ downloads (about 51 estimated). +3 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “A text editor limited to UTF-8/Shift-JIS files”