New publication image

What's New

"Puzzle the Giants Vol. 28" is now on sale.

"Puzzle The Giants" contains over 25 kinds of puzzles, including a few word puzzles in Japanese. All the puzzles are large sized and it will easily take a year to solve them all.

Christmas and New Year sale for iPhone App Dec 22

We are having a Christmas and New Year sale in the iPhone app "Puzzle by Nikoli." You can get an additional puzzle list "Shikaku 001" for free till Jan 4th! A good chance to try them out.

Let's Begin Nikoli Puzzles!

A lot of people enjoy solving puzzles every day to escape the pressures of the world. With Nikoli logic puzzles you need just paper, pencil, and an active mind, no expensive programs or training......

>>Let's Begin Nikoli Puzzles!

What is Nikoli?

The first puzzle magazine in Japan was published in August, 1980, this magazine was "Nikoli." So, yes, we are the pioneers in this field in Japan. Nikoli is now the company "NIKOLI Co., Ltd."

Since that first magazine, we have been publishing puzzle magazines and books and supplying original puzzles to other publications (newspapers, weekly and monthly magazines). We are constantly studying and inventing new puzzles and have created over 200 kinds of original puzzles.

We confidently assure you that among Japanese puzzle solvers, Nikoli stands for fantastic puzzles.