Experience popular Sudoku game, play 10,000 sudoku puzzles on Classic 9x9 and Samurai (Gattai-5) boards. Four different skill levels. For advanced puzzle solving, try Samurai (Gattai-5) puzzles to challenge your sudoku solving skills. Autosave game. You don't need to worry if you don't have much time to play. It will automatically save all unfinished games. Automatic or manual pencil marks. Select from 14 background sets, choice of digit styles, including Kanji. Play in landscape or portrait m
