Other Items 309 Fresh Sudoku 3 620 JPY 377 Gekikara (Super Hard) Sudoku Best Selection 1 900 JPY 428 Sudoku & Logic Puzzles for Home Vol.8 800 JPY 982 ChoGekikara (Really really hard) Sudoku 12 820 JPY 961 Nankan(Hard)Sudoku 10 720 JPY 468 Nankan(Hard)Sudoku 8 720 JPY