Series:

Hitori

7 primary works

Book 2

Cover of Puzzles for Brain - Hitori 200 Puzzles 10x10 vol. 2

Book 3

Cover of Puzzles for Brain - Hitori 200 Puzzles 11x11 vol. 3

Book 4

Cover of Puzzles for Brain - Hitori 200 Puzzles 14x14 vol. 4

Book 5

Cover of Puzzles for Brain - Hitori 200 Puzzles 15x15 vol. 5

Book 7

Cover of Puzzles for Brain - Hitori 200 Puzzles 8x8 vol. 7

Book 8

Cover of Puzzles for Brain - Hitori 200 Puzzles 12x12 vol. 8

Book 9

Cover of Puzzles for Brain - Hitori 200 Puzzles 16x16 vol. 9