- Born on 9/10/1952, well-known for his 'Kobayashi Style'.
- In 1967, became 1 dan pro.
- In 1979, became 9 dan pro.
- In 1977, won Japan 2nd Tengen title.
- In 1984-1986, won 3 consective Judan title.
- In 1985, won 10th Meijin title and 11th Tengen title.
- In 1986, won Tengen title.
- From 1986 to 1993, won Kisei title for 8 consecutive times.
- From 1988 to 1994, won Meijin title for 7 consecutive times.
- From 1988 to 1993, won Gosei title for 6 consecutive times.
- In 1995 and 1999, won NEC Cup Championship.
- In 1997, 10th Fujutsu Cup Chamipionship.
- In 1998 and 1999, won Tengen title twice.
- In 1999, won 24th Gosei title and 6th Agon Cup champion.
- In 1999 and 2000, won Judan title twice.
- In 2001, won 23rd Kakusei title.
- In 2001 and 2002, won 26th and 27th Gosei titles.
- In 2002 and 2003, won 11th and 12th Ryusei titles.
- In 2004, won 23rd NEC Tournament champion and 51st NHK Cup champion.
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