Features:
-Opening viewer, includes more than 5000 situations.
-Highlights various openings and movable pieces.
-You can change the design of the pieces and the board.
-English, Japanese, French, Spanish, German languages.
20200726 ver1.0.0 Released
20200802 ver1.2.0 Spanich, French, German, Japanese ver relased
20200802 ver1.2.6 Link to other games
20230101 ver1.4.0 Fixed a bug seen on some devices.
