Ko Iso

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Ko Iso
Full name	Ko Iso
Kanji	コウイソ
Chinese	黃翊祖
Pinyin	Huáng Yìzǔ
Date of birth	April 10, 1987 (age 19)
Place of birth	, Taiwan
Residence	Tokyo, Japan
Turned pro	2002
Rank	7 dan
Affiliation	Nihon Ki-in

Ko Iso (黄翊祖, born April 10, 1987) is a professional Go player.

[edit] Biography

Ko became a professional in 2002. He was promoted to 7 dan after making it through the preliminary rounds of the Meijin tournament.

[edit] Promotion record

Rank	Year	Notes
1 dan	2002
2 dan	2002
3 dan	2003
4 dan	2005
5 dan	2005	Skipped due to qualifying for Meijin leagues. (Special Nihon Ki-in rule)
6 dan	2005	Skipped due to qualifying for Meijin leagues. (Special Nihon Ki-in rule)
7 dan	2005
8 dan
9 dan

[edit] Runners-up

Title	Years Lost
Shinjin-O	2006