| Sato Sunao | Yamashiro Hiroshi W+2.5 |
Hane Yasumasa W+R |
Sakata Eio B+7.5 |
Honda Kunihisa W+0.5 |
| Yamashiro Hiroshi | ||||
| Takemiya Masaki | Hane Yasumasa B+R |
|||
| Hane Yasumasa | ||||
| Sato Masaharu | Sakata Eio B+R |
|||
| Kageyama Toshiro | Sakata Eio B+13.5 |
|||
| Sakata Eio | ||||
| Iwata Tatsuaki | Hasegawa Sunao B+2.5 |
Sugiuchi Masao W+R |
Honda Kunihisa B+R |
|
| Hasegawa Sunao | ||||
| Shimamura Toshihiro | Sugiuchi Masao B+0.5 |
|||
| Sugiuchi Masao | ||||
| Okumura Hideo | Honda Kunihisa B+R |
|||
| Magari Reiki | Honda Kunihisa W+R |
|||
| Honda Kunihisa | ||||
| Hashimoto Utaro | Ohira Shuzo B+0.5 |
Ishida Akira B+2.5 |
Kataoka Satoshi W+R |
Otake Hideo B+R |
| Ohira Shuzo | ||||
| Ishida Akira | ||||
| Sekiyama Toshio | Kataoka Satoshi W+4.5 |
|||
| Iwamoto Kaoru | Kataoka Satoshi W+6.5 |
|||
| Kataoka Satoshi | ||||
| Inagaki Koichi | Kato Masao B+R |
Awaji Shuzo B+R |
Otake Hideo W+R |
|
| Kato Masao | ||||
| Ushinohama Satsuo | Awaji Shuzo W+R |
|||
| Awaji Shuzo | ||||
| Ishida Yoshio | Fujisawa Shuko B+R |
Otake Hideo W+R |
||
| Fujisawa Shuko | ||||
| Otake Hideo | ||||
| date | black | white | result | #mv | sgf |
|---|---|---|---|---|---|
| 1980-06-19 | Otake Hideo | Honda Kunihisa | B+R | 191 | sgf |
| 1980-07-03 | Honda Kunihisa | Otake Hideo | W+R | 184 | sgf |
| date | black | white | result | #mv | sgf |
|---|---|---|---|---|---|
| 1980-07-23 | Cho Chikun | Otake Hideo | B+4.5 | 248 | sgf |
| 1980-08-01 | Otake Hideo | Cho Chikun | B+1.5 | 283 | sgf |
| 1980-08-19 | Cho Chikun | Otake Hideo | W+R | 238 | sgf |
| 1980-08-27 | Otake Hideo | Cho Chikun | B+R | 167 | sgf |
Otake Hideo won with 3-1.