Title Match Appearances: 48 |
| Career Highlights | |
| 1943 June 10th | Born Yamanashi province |
| 1956 | Enters shoreikai at 6-kyu
Master: Yuji Sase honorary 9-dan |
|---|---|
| 1959 | Shodan |
| 1963 | 4-dan
Pro debut |
| 1965 | 5-dan |
| 1966 | 6-dan |
| 1969 | 7-dan |
| 1971 | 8-dan |
| 1973 | 22nd Kisei Match: Yonenaga 3 - Ariyoshi 1 |
| 1979 | 9-dan |
| 1980 | 6th Kio Match: Yonenaga 3 - Nakahara 1 |
| 1983 | 43rd Kisei Match: Yonenaga 3 - Moriyasu 1
33rd Osho Match: Yonenaga 4 - Mori 1 |
| 1984 | 23rd Judan Match: Yonenaga 4 - Nakahara 3
4 Crown holder 34th Osho Match: Yonenaga 1 - Nakahara 4 10th Kio Match: Yonenaga 1 - Kiriyama 3 |
| 1985 | Eisei Kisei |
| 1986 | 48th Kisei Match: Yonenaga 1 - Kiriyama 3 |
| 1993 | 51st Meijin Match: Yonenaga 4 - Nakahara 0
Becomes oldest "new Meijin" (Age 49 + 11 months) |
| 1996 | Wins 4th Tatsujin Tournament (3 time victor) |
Source: Shogi Yearbook 1997, 1998
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