| # | player | result | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|---|---|
| 1. | Kono Rin | 3-2 | W+R | B+R | W+R | |||
| 2. | Takao Shinji | 3-2 | W+R | W+R | ||||
| 3. | Kyo Kagen | 2-3 | B+R | W+R | W+R | |||
| 4. | Murakawa Daisuke | 3-2 | W+4.5 | W+1.5 | ||||
| 5. | Ichiriki Ryo | 3-2 | W+R | W+R | W+R | |||
| 6. | Cho U | 1-4 | B+0.5 | W+R |
Cho U and Kyo Kagen are demoted.
| # | player | result | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. | Yamashita Keigo | 5-2 | B+R | W+R | W+R | |||||
| 2. | So Yokoku | 2-5 | B+R | W+R | B+R | B+R | ||||
| 3. | Yu Zhengqi | 5-2 | W+R | W+R | B+R | |||||
| 4. | Shida Tatsuya | 1-6 | B+R | B+R | B+0.5 | B+R | ||||
| 5. | Motoki Katsuya | 3-4 | B+R | W+0.5 | W+5.5 | |||||
| 6. | Yoda Norimoto | 4-3 | B+3.5 | B+1.5 | W+4.5 | W+3.5 | ||||
| 7. | Adachi Toshimasa | 3-4 | W+R | B+1.5 | W+F | |||||
| 8. | Onishi Ryuhei | 5-2 | W+R | W+R | B+R | W+1.5 |
Yamashita Keigo and Yu Zhengqi are promoted. Shida Tatsuya, So Yokoku, Adachi Toshimasa, and Motoki Katsuya are demoted.
| # | player | result | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. | Shibano Toramaru | 6-1 | W+R | W+1.5 | W+R | |||||
| 2. | Yamashiro Hiroshi | 0-7 | B+R | B+R | B+R | B+R | ||||
| 3. | Yamada Kimio | 2-5 | W+R | B+R | B+0.5 | |||||
| 4. | Tsuruyama Atsushi | 3-4 | B+R | W+R | B+4.5 | B+R | ||||
| 5. | Ko Iso | 2-5 | W+R | B+R | B+R | |||||
| 6. | Suzuki Shinji | 5-2 | W+R | B+3.5 | W+0.5 | W+R | ||||
| 7. | Hirose Yuichi | 5-2 | W+R | W+R | W+R | |||||
| 8. | Fujita Akihiko | 5-2 | B+R | W+R | W+R | W+R |
Yamashiro Hiroshi, Ko Iso, and Yamada Kimio are demoted.
| L1: | Winner B1 vs winner B2 |
| L2: | Winner L1 vs winner C |
| L3: | Winner L2 vs winner A |
| L4: | Winner L3 vs runner-up S |
| L5: | Winner L4 vs winner S |
The last stage of the ladder is a best-of-three playoff where the winner of the S League gets a 1-game advantage. Thus, in order to win this stage, a single win suffices for the winner of the S League, while the winner of stage L4 needs two wins.
| date | black | white | result | #mv | sgf |
|---|---|---|---|---|---|
| 2020-09-19 | Shibano Toramaru | Mutsuura Yuta | B+3.5 | 254 | sgf |
| 2020-10-05 | Hon Akiyoshi | Shibano Toramaru | W+R | 160 | sgf |
| 2020-10-19 | Yamashita Keigo | Shibano Toramaru | B+R | 171 | sgf |
| 2020-10-30 | Takao Shinji | Yamashita Keigo | B+5.5 | 240 | sgf |
| 2020-11-09 | Takao Shinji | Kono Rin | B+R | 209 | sgf |
| 2020-11-12 | Kono Rin | Takao Shinji | B+0.5 | 235 | sgf |
| date | black | white | result | #mv | sgf |
|---|---|---|---|---|---|
| 2021-01-13,14 | Kono Rin | Iyama Yuta | W+R | 244 | sgf |
| 2021-01-22,23 | Iyama Yuta | Kono Rin | B+R | 143 | sgf |
| 2021-02-05,06 | Kono Rin | Iyama Yuta | W+R | 186 | sgf |
| 2021-02-16,17 | Iyama Yuta | Kono Rin | W+R | 212 | sgf |
| 2021-03-04,05 | Kono Rin | Iyama Yuta | W+R | 152 | sgf |
Iyama Yuta won 4-1.