# Ryūgo Koyama

> Japanese Go player (1966-)

**Wikidata**: [Q25252784](https://www.wikidata.org/wiki/Q25252784)  
**Source**: https://4ort.xyz/entity/ry-go-koyama


## References

1. [Source](https://www.nihonkiin.or.jp/player/htm/ki000275.htm)
2. Go Ratings
3. [Source](http://www.bingoweiqi.com/pwdo/players.php?name_cn=%D0%A1%C9%BD%20%20%C1%FA%CE%E1)
4. [Source](https://www.nihonkiin.or.jp/player/htm/ki000453.htm)