| 6th Honinbo, 1st Preliminary | |||
|---|---|---|---|
| Maeda Nobuaki | Maeda Nobuaki | Maeda Nobuaki W+R 1950-07-19 |
Sakata Eio |
| Murashima Yoshinori | |||
| Sakai Michiharu | Sakai Michiharu | ||
| Sato Sunao | |||
| Sakata Eio | Sakata Eio | Sakata Eio W+R 1950-07-20,21 |
|
| Kajiwara Takeo | |||
| Sometani Kazuo | Sometani Kazuo | ||
| Segawa Yoshio | |||
| Mitsuhara Itaro | Mitsuhara Itaro | Mitsuhara Itaro | Mitsuhara Itaro |
| Kubouchi Shuchi | |||
| Suzuki Kensho | Suzuki Kensho | ||
| Fujiki Hitomi | |||
| Hosokawa Senjin | Sumino Takeshi | Sumino Takeshi | |
| Sumino Takeshi | |||
| Sugiuchi Masao | Sugiuchi Masao | ||
| Seo Hisashi | |||
| Miyashita Shuyo | Miyashita Shuyo | Miyashita Shuyo W+R 1950-07-19,20 |
Miyashita Shuyo |
| Nakamura Yutaro | |||
| Fujisawa Shuko | Fujisawa Shuko | ||
| Takahashi Shigeyuki | |||
| Nabeshima Ichiro | Nabeshima Ichiro | ||
| Tainaka Shin | |||
| Shimamura Toshihiro | Shimamura Toshihiro | Shinohara Masami | Shinohara Masami |
| Suzuki Goro | |||
| Shinohara Masami | Shinohara Masami | ||
| Mukai Kazuo | |||
| Nakagawa Arata | Yamabe Toshiro | ||
| Yamabe Toshiro | |||
| Fukuda Masayoshi | Okubo Yukio | Magari Reiki | |
| Okubo Yukio | |||
| Miwa Yoshiro | Magari Reiki B+4.5 1950-07-19 |
||
| Magari Reiki | |||