850 Japanese Number Puzzles by Nikoli

1,000 JPY

785 Extreme Sudoku from Maki Kaji - the godfather of Sudoku

760 JPY

10180 Annual course for sending all Nikoli books

41,000 JPY

10190 Puzzle Communication Nikoli annual subscription

7,600 JPY

960 Nikoli Puzzle Book Reprint Edition Suiri Puzzle 1 (Logic Puzzles 1)

750 JPY

959 Nikoli Puzzle Book Reprint Edition Slitherlink 1

750 JPY

958 Nikoli Puzzle Book Reprint Edition Kakuro 1

750 JPY

682 Puzzle Communication Nikoli Vol.182

1,100 JPY

294 Sudoku Communication Vol.44

960 JPY

282 Puzzle booklet "Tentsunagi (Dot to Dot)"

800 JPY

281 Puzzle booklet "Beautiful maze"

800 JPY

736 Puzzle the Giants Vol.36

1,500 JPY

425 Sudoku & Logic Puzzles for Home Vol.5

750 JPY

982 ChoGekikara (Really really hard) Sudoku 12

820 JPY

963 Nankan(Hard)Sudoku 12

750 JPY

681 Puzzle Communication Nikoli Vol.181

1,100 JPY

278 Pencil Puzzle Library Masyu 1

1,200 JPY

770 Kanji Puzzle Collection 2

880 JPY

849 The Pencil Puzzle 2023

1,300 JPY

929 Have a Ball with Pencil Puzzles—Slitherlink2

750 JPY

919 Have a Ball with Pencil Puzzles—Kakuro 2

750 JPY

379 Brilliant Mistake

1,800 JPY

369 C'mon! Easy Sudoku

570 JPY

680 Puzzle Communication Nikoli Vol.180

1,000 JPY

420 Shikaku Collection

800 JPY

293 Sudoku Communication Vol.43

900 JPY

424 Sudoku & Logic Puzzles for Home Vol.4

700 JPY

943 Have a Ball with Pencil Puzzles—Kakuro for expert2

850 JPY

944 Have a Ball with Pencil Puzzles—Slitherlink for expert2

850 JPY

679 Puzzle Communication Nikoli Vol.179

1,000 JPY

380 Footprint of Maki Kaji.

1,500 JPY

981 ChoGekikara (Really really hard) Sudoku 11

820 JPY