Only the current version so far — new entries appear as the app ships updates.
表計算ショートカットキー 使い方を覚えて作業効率アップ is a productivity app by ROUE GARCON CO.,LTD. with 10,000+ downloads (about 20K estimated). +4 installs in the last 7 days. Released Oct 21, 2015. Install growth, rank history, SDKs and ad networks.
From the store listing: “Detailed explanation of almost all shortcut keys that can be used in Excel with screenshots
Please also use Excel
Word search, key input, comment, etc.”