Ko Iso (simplified Chinese: 黄翊祖; traditional Chinese: 黃翊祖; pinyin: Huáng Yìzǔ; born April 10, 1987) is a professional Go player.

Ko Iso
Full nameKo Iso
Kanjiコウイソ
Chinese黃翊祖
PinyinHuáng Yìzǔ
Born (1987-04-10) April 10, 1987 (age 37)
Taiwan
ResidenceJapan Tokyo, Japan
Turned pro2002
Rank9 dan
AffiliationNihon Ki-in

Biography

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

Promotion record

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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 2011
9 dan 2019 Won 200 games at 8 dan[1]

Runners-up

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Title Years Lost
  Shinjin-O 2006

References

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  1. ^ "【昇段】黄翊祖九段に昇段". Nihon Ki-in (in Japanese). 2010-11-04.
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