The Dai-ichi was a Go competition.
The Dai-ichi ran from 1959 to 1975, although for the first 11 years only players from the Nihon Ki-in could compete. After 1970 and on, players from all over Japan could compete.
| Player | Years Held |
|---|---|
| Otake Hideo | 1970 - 1975 |
| Player | Years Lost |
|---|---|
| Fujisawa Hideyuki | 1970, 1974 |
| Kato Masao | 1971 |
| Kajiwara Takeo | 1973 |
| Kudo Norio | 1975 |
List of professional Go tournaments