| # | player | result | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. | Shibano Toramaru | 6-1 | W+R | W+R | W+0.5 | |||||
| 2. | Kyo Kagen | 5-2 | W+R | B+R | W+0.5 | B+R | ||||
| 3. | Ichiriki Ryo | 5-2 | B+R | W+R | W+R | |||||
| 4. | Hane Naoki | 4-3 | B+R | B+R | W+R | W+R | ||||
| 5. | Ko Iso | 2-5 | B+R | B+R | W+R | |||||
| 6. | Tsuruyama Atsushi | 1-6 | B+R | B+R | B+R | B+R | ||||
| 7. | Sada Atsushi | 2-5 | B+R | W+R | B+R | |||||
| 8. | Onishi Ryuhei | 3-4 | B+R | B+R | W+R | B+R |
Tsuruyama Atsushi, Sada Atsushi, Ko Iso and Onishi Ryuhei are demoted.
| date | black | white | result | #mv | sgf |
|---|---|---|---|---|---|
| 2021-05-11,12 | Shibano Toramaru | Iyama Yuta | W+R | 184 | sgf |
| 2021-05-24,25 | Iyama Yuta | Shibano Toramaru | W+R | 96 | sgf |
| 2021-06-01,02 | Shibano Toramaru | Iyama Yuta | B+R | 149 | sgf |
| 2021-06-10,11 | Iyama Yuta | Shibano Toramaru | W+R | 124 | sgf |
| 2021-06-21,22 | Shibano Toramaru | Iyama Yuta | W+R | 218 | sgf |
| 2021-06-29,30 | Iyama Yuta | Shibano Toramaru | B+R | 153 | sgf |
| 2021-07-06,07 | Shibano Toramaru | Iyama Yuta | W+R | 180 | sgf |
Iyama Yuta won 4-3.