| date | black | white | result | #mv | sgf |
|---|---|---|---|---|---|
| 1955-04-15 | Takagawa Kaku | Nakamura Yutaro | W+R | 204 | sgf |
| 1955-04-28 | Sumino Takeshi | Hashimoto Utaro | W+1.5 | 258 | sgf |
| 1955-06-22 | Miyashita Shuyo | Hashimoto Utaro | W+R | 210 | sgf |
| 1955-09-07 | Sato Sunao | Hashimoto Utaro | W+R | 160 | sgf |
| date | black | white | result | #mv | sgf |
|---|---|---|---|---|---|
| 1955-10-05,06 | Shimamura Toshihiro | Hashimoto Utaro | W+R | 174 | sgf |
| 1955-10-19,20 | Hashimoto Utaro | Shimamura Toshihiro | W+1.5 | 251 | sgf |
| 1955-11-02,03 | Hashimoto Utaro | Shimamura Toshihiro | B+0.5 | 313 | sgf |
Hashimoto Utaro won with 2-1.