Cho Sonjin (born April 18, 1970) is a professional Go player.
Cho was born in South Korea, but moved to Japan at age 12 in order to become a professional. He accomplishing his goal two years later in 1984. He was promoted to 9 dan in 1998. In 1999, he defeated Cho Chikun in the Honinbo, ending Chikun's 10-year run with the title.
Titles and runners-up
Title | Years Held |
---|
Current | 5 |
Honinbo | 1999 |
NEC Cup | 2006 |
Agon Cup | 2000, 2001 |
Shinjin-O | 1991 |
Defunct | 1 |
Shin-Ei | 1991 |
Continental | 2 |
China-Japan Agon Cup | 2000, 2001 |
Title | Years Lost |
---|
Current | 4 |
Kisei | 2001 |
Honinbo | 2000 |
Tengen | 2002 |
Shinjin-O | 1995 |
International | 1 |
Samsung Cup | 1999 |