By clicking “Accept,” you agree to the use of cookies and similar technologies on your device as set forth in our Cookie Policy and our Privacy Policy. Please note that certain cookies are essential for this website to function properly and do not require user consent to be deployed.

Nikoli Publishing

About the Author

Nikoli is the Japanese puzzle and game company that’s been nurturing and developing sudoku for over thirty-five years. They hold the trademark on sudoku in Japan, and supply 100 percent of the puzzles published in Japanese newspapers and magazines.

Original Sudoku Page-A-Day® Calendar 2025

Original Sudoku Page-A-Day® Calendar 2025

by Nikoli Publishing, by Workman Calendars

The Biggest, Bestest Book of Sudoku

The Biggest, Bestest Book of Sudoku

by Nikoli Publishing

Original Sudoku Page-A-Day Calendar 2024

Original Sudoku Page-A-Day Calendar 2024

by Workman Calendars, by Nikoli Publishing

Genius-Level Sudoku

Genius-Level Sudoku

by Nikoli Publishing

PictoMazes

PictoMazes

by Nikoli Publishing, by Kazuyuki Yuzawa

The Big Book of Visual Sudoku

The Big Book of Visual Sudoku

by Nikoli Publishing

Expert Sudoku

Expert Sudoku

by Nikoli Publishing