Only the current version so far — new entries appear as the app ships updates.
改行くん - SNS投稿のためのテキスト改行アプリ is a social app by Shintaro Morikawa with 100,000+ downloads (about 139K estimated). +62 installs in the last 7 days. Released Jul 21, 2018. Install growth, rank history, SDKs and ad networks.
From the store listing: “Development of this app has ended. Please use the new "Line Break 2".”