Japanese Number Puzzles by Nikoli
This is a universal puzzle book that contains nearly 100 puzzles!
Our explanations are provided in English with newcomers in mind to help facilitate a smooth introduction to Nikoli-style puzzles.
Nikoli is a publisher based in Tokyo, Japan. It was founded in 1980 and published the first puzzle magazine in Japan. Since then, Nikoli has created more than 300 types of logic puzzles. Many of Nikoli’s puzzles are handcrafted which makes the company the only kind like it in the world.
The world craze Sudoku is named by Nikoli’s founder, Maki Kaji.