Version 5.9.3 HOME リリースノート 5.9.3 There was a bug that when viewing test layout materials on a mobile device, tapping the "X" mark for "Smartphones are recommended to study in landscape mode" did not hide the mark, so it has been fixed to hide the mark. Tweet Share +1 Hatena pocket RSS feedly Pin it Author: m.yasumuro 5.9.2 5.9.4