M.Nishimori

- Let's distinguish color differences.- Let's find color quickly.

Sudoku is a simple puzzle game.Let's enjoy!

You can play Japanese Chess at the mini board. Each player starts the game with four pieces:- a Lion

Puzzles commonly ask for tiling a given region with a given set of polyominoes, such as the 12 pento

- 5,000 problems- Easy to solve

These tsumego problems are obtained from gokyo shumyo.Gokyo syumyo is Brilliancies from Go Classics.