Shogi

Here's how to play shogi (将棋) on your Gentoo. Shogi (Wikipedia article) is a game like chess developed in Japan.

What's Bonanza & MyBona
Bonanza is one of the best know shogi programs, written by Kunihito Hoki (保木邦仁), for MS Windows. Although the source code of Bonanza is disclosed, its use for commercial purpose without the permission by the author is prohibited.

MyBona is a very good UI for Bonanza, written in .NET.

Preparation
Download Bonanza and MyBona. (The instructions are in Japanese, but probably you'll be able to decipher computer translation.) You also need wine and mono.

If you relate  files with mono, then that's all. If not, rename the Bonanza, and write a wrapper:

That's all! Now you can execute it with

Locale
It requires a Japanese locale. Add a line ja_JP.UTF-8 UTF-8 to your, and run.

It seems that the encoding doesn't matter, and utf-8 locales other than Japanese dont' work.