Developer: The Nihon Ki-in

Cho U’s 4 by 4 Go Game is the application that can be enjoyed by all ages.
The problems created by Cho U (Professional Go player) are categorized into four level of difficulty for from...

You can now read `Go Weekly Journal` on iPad/iPhone!

This is the e-book application by which you can read publications of the Nihon Ki-in on iPad/iPhone smoothly and...

'Tsumego Master' is the application of Tsumego which everyone can enjoy
from the complete beginners to dan players.


We recommend `Tsumego Master' to the following people:
-...

The Nihon Ki-in will release an application of Goban (go board) soon!
It really looks like genuine go board and stones.
This is the application by which you can enjoy playing a game...