- Born on 6/20/1956. Jan Van Rongen has a dedicated site for him, click here.
- In 1962, went to Japan.
- In 1968, became 1 dan pro.
- In 1981, became 9 dan pro(Japan youngest 9p ever).
- In 1976, won Japan 24th Oza title.
- In 1979, won Japan 4th Kisei title.
- In 1980-1984, won Japan Meijin titles in five consecutive years and awarded "lifetime meijin".
- In 1981, won Japan 36th Honinbo title and Japan 4th Kisei title.
- In 1982, won 4 titles: Gosei, Meijin, Judan and Honinbo.
- In 1983, won 3 titles: Kisei, Meijin and Honinbo.
- In 1987, achieved the Grand Slam and became the first player to win all seven major titles (Kisei, Meijin, Honinbo, Judan, Tengen, Oza and Gosei).
- In 1988, won Tengen and Judan titles.
- In 1989, won Honinbo and Judan titles.
- In 1991, won 4th Fujitus Cup champion.
- In 1994, won Kisei title.
- In 1996, won Kisei title and Meijin title.
- In both 1997 and 1998, won three titles
- In 1998, won Honinbo title in ten consecutive years.
- In 1999, won Kisei title, and won Meijin titles for fourth consecutive years.
- From 1969 to 1973, created the record of winning 33 consecutive games in rank competition.
- In 2002, Ahan Tongshan Cup champion and winner of China-Japan dual meet, participated in Kisei, Meijin and Honinbo leagues.
- In 2003, won the world champion of 8th Samsung Cup.
- In 2004, won 2nd JAL Super Hayago Championship.
- In 2005, won 43rd Judan title.
- In 2006, successfully defended his Judan title.
- In 2007, won 54th NHK Cup champion and his 70th champion of his career, #1 in Japanese history.
- In 2007, successfully defended his Judan again and won his 71st champion.
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