Nikoli No Sudoku 3 Daiyonshuu – Sudoku Numberlink Shikaku-ni-Kire Hashi-o-Kakero
Nikoli No Sudoku 2 Daiisshuu – Sudoku Nurikabe Heyawake
Nikoli No Sudoku 3 Daisanshuu – Sudoku Slitherlink Masyu Yajilin
Sudoku DS – Nikoli No 'Sudoku' Kettei Ban (High Road)
Platinum Sudoku + Kakuro Puzzles
Nikoli No Sudoku Lite Dai-Ni-Shuu