13th Ryuo Ranking Tournament (1999-2000), Group 4
The winner of Group 4 advances to the main tournament.| Round 1 | Round 2 | Round 3 | Round 4 | Round 5 | |
|---|---|---|---|---|---|
| 5-dan Takahiro Toyokawa | Toyokawa | ||||
| 6-dan Kazuharu Shoshi | Shoshi | Iizuka | |||
| 8-dan Yoshinori Sato | |||||
| 5-dan Shohei Takada | Takada | ||||
| 5-dan Yoshiyuki Kubota | Iizuka | Iizuka | |||
| 5-dan Kazuki Kimura | Iizuka | ||||
| 5-dan Hiroki Iizuka | |||||
| 6-dan Koji Horiguchi | Arimori | ||||
| 6-dan Kozo Arimori | Arimori | ||||
| 7-dan Yuji Maeda | K Kobayashi |
Tanaka | Miura | ||
| 8-dan Kenji Kobayashi | |||||
| 9-dan Michio Ariyoshi | Ariyoshi | ||||
| 5-dan Shingo Hirafuji | Tanaka | ||||
| 8-dan Kaishu Tanaka | Tanaka | ||||
| 9-dan Kunio Naito | |||||
| 7-dan Kazuo Azuma | Azuma | ||||
| 5-dan Masataka Sugimoto | Kobayashi 4 |
||||
| 4-dan Hiroshi Kobayashi | Kobayashi 4 |
Miura | |||
| 7-dan Koichi Kodama | |||||
| 7-dan Noboru Kosaka | Kanzaki | ||||
| 6-dan Kenji Kanzaki | Miura | Miura | |||
| 5-dan Koichi Kinoshita | Miura | ||||
| 7-dan Hiroyuki Miura | |||||
| 6-dan Shuji Sato | Shu Sato |
||||
| 5-dan Hiroshi Okazaki | Tachi | ||||
| 6-dan Masamitsu Tachi | Tachi | Kamiya | |||
| 7-dan Noboru Sakurai | |||||
| 6-dan Katsuhiko Murooka | Kawakami | ||||
| 5-dan Takeshi Kawakami | Kamiya | ||||
| 7-dan Terutaka Yasue | Kamiya | ||||
| 7-dan Hiroshi Kamiya | |||||
Secondary Tournament
The winner of the Secondary Tournament advances to Group 3.| Round 1 | Round 2 | Round 3 | Round 4 | Round 5 | Round 6 | Round 7 | |
|---|---|---|---|---|---|---|---|
| 7-dan Hiroshi Kamiya | - | ||||||
| 6-dan Kozo Arimori | Shu Sato |
||||||
| 5-dan Takeshi Kawakami | Kawakami | ||||||
| 8-dan Yoshinori Sato | Shu Sato |
- | - | ||||
| 6-dan Shuji Sato | Shu Sato |
||||||
| 5-dan Yoshiyuki Kubota | Kimura | ||||||
| 5-dan Kazuki Kimura | |||||||
| 5-dan Takahiro Toyokawa | Toyokawa | ||||||
| 6-dan Kenji Kanzaki | Horiguchi | ||||||
| 7-dan Koji Horiguchi | Horiguchi | Hirafuji | |||||
| 7-dan Yuji Maeda | |||||||
| 7-dan Kazuo Azuma | Hirafuji | ||||||
| 5-dan Shingo Hirafuji | Hirafuji | ||||||
| 9-dan Kunio Naito | |||||||
| 9-dan Kaishu Tanaka | - | ||||||
| 6-dan Masamitsu Tachi | Sugimoto | ||||||
| 9-dan Michio Ariyoshi | Sugimoto | ||||||
| 5-dan Masataka Sugimoto | Sugimoto | Sugimoto | - | ||||
| 7-dan Koichi Kodama | |||||||
| 8-dan Kenji Kobayashi | K Kobayashi |
||||||
| 7-dan Noboru Kosaka | Kinoshita | ||||||
| 5-dan Koichi Kinoshita | |||||||
| 4-dan Hiroshi Kobayashi | Kobayashi 4 |
||||||
| 5-dan Shohei Takada | Okazaki | ||||||
| 5-dan Hiroshi Okazaki | Okazaki | Shoshi | |||||
| 7-dan Noboru Sakurai | |||||||
| 6-dan Kazuharu Shoshi | Shoshi | ||||||
| 6-dan Katsuhiko Murooka | Yasue | ||||||
| 7-dan Terutaka Yasue | |||||||
Relegation Games
| Round 1 | |
|---|---|
| 8-dan Yoshinori Sato | Kubota |
| 5-dan Yoshiyuki Kubota | |
| 7-dan Yuji Maeda | Maeda |
| 9-dan Kunio Naito | |
| 7-dan Koichi Kodama | Kosaka |
| 7-dan Noboru Kosaka | |
| 7-dan Noboru Sakurai | Sakurai |
| 6-dan Katsuhiko Murooka |
| Round 1 | Round 2 | |
|---|---|---|
 8-dan Yoshinori Sato
| Naito | |
 9-dan Kunio Naito
| - | |
| 7-dan Koichi Kodama
| Kodama | |
| 6-dan Katsuhiko Murooka
|