| Game Date and Game Description |
| Black |
White |
Result |
Replay |
Download |
Print |
[1991-04-18] 17th Japanese Tengen, round 2
|
| Hikosaka Naoto 8p |
Sonoda Yuichi 9p |
W+R |
 |
 |
 |
[1991-04-06] 4th Fujitsu Cup, round 1
|
| Seo Bongsoo 9p |
Sonoda Yuichi 9p |
B+R |
 |
 |
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[1991-03-28] 16th Japanese Gosei, round 3
|
| Kobayashi Satoru 9p |
Sonoda Yuichi 9p |
B+R |
 |
 |
 |
[1991-03-07] 17th Japanese Tengen, round 1
|
| Abe Yoshiteru 9p |
Sonoda Yuichi 9p |
W+R |
 |
 |
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[1991-03-04] 1st Japanese Ryusei, group stage
|
| O Rissei 9p |
Sonoda Yuichi 9p |
B+1.5 |
 |
 |
 |
[1991-02-21] 4th Fujitsu Cup, Japanese preliminary
|
| Sonoda Yuichi 9p |
Sakata Eio 9p |
B+0.5 |
 |
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 |
[1991-02-18] 4th Fujitsu Cup, Japanese preliminary
|
| Yoda Norimoto 8p |
Sonoda Yuichi 9p |
W+0.5 |
 |
 |
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[1991-01-24] 16th Japanese Gosei, round 2
|
| Sonoda Yuichi 9p |
Hashimoto Yujiro 6p |
B+R |
 |
 |
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[1990-12-20] 16th Japanese Gosei, round 1
|
| Sonoda Yuichi 9p |
Rin Kaiho 9p |
B+R |
 |
 |
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[1990-10-11] 16th Japanese Tengen, challenger decision match
|
| Kobayashi Koichi 9p |
Sonoda Yuichi 9p |
B+R |
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 |
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[1990-09-06] 16th Japanese Tengen, semi-final
|
| Sonoda Yuichi 9p |
Fujisawa Hideyuki 9p |
B+4.5 |
 |
 |
 |
[1990-08-23] 15th Japanese Kisei, round 1
|
| Takemiya Masaki 9p |
Sonoda Yuichi 9p |
B+R |
 |
 |
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[1990-07-29] 38th Japanese NHK Cup, round 1
|
| Sonoda Yuichi 9p |
Miyazawa Goro 8p |
W+1.5 |
 |
 |
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[1990-06-23] 3rd Japanese IBM Hayago Open, round 2
|
| Sonoda Yuichi 9p |
Cho Chikun 9p |
W+R |
 |
 |
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[1990-06-07] 16th Japanese Tengen, round 3
|
| Kiyonari Tetsuya 9p |
Sonoda Yuichi 9p |
W+R |
 |
 |
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[1990-05-10] 16th Japanese Tengen, round 2
|
| Sonoda Yuichi 9p |
Miyazawa Goro 8p |
B+R |
 |
 |
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[1990-04-12] 16th Japanese Tengen, round 1
|
| Sonoda Yuichi 9p |
Yoda Norimoto 7p |
B+R |
 |
 |
 |
[1990-03-08] 29th Japanese Judan, preliminary
|
| Kamimura Kunio 8p |
Sonoda Yuichi 9p |
B+R |
 |
 |
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[1990-01-28] 37th Japanese NHK Cup, round 3
|
| Rin Kaiho 9p |
Sonoda Yuichi 9p |
B+R |
 |
 |
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[1989-11-04] 5th Japan-China Supergo, game 3
|
| Zhang Wendong 7p |
Sonoda Yuichi 9p |
B+3.5 |
 |
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[1989-09-10] 37th Japanese NHK Cup, round 2
|
| Sonoda Yuichi 9p |
Komatsu Hideki 6p |
B+6.5 |
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[1989-09-07] 15th Japanese Meijin, preliminary
|
| Sonoda Yuichi 9p |
Ishida Yoshio 9p |
W+R |
 |
 |
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[1989-07-29] 2nd Japanese IBM Hayago Open, round 2
|
| Hikosaka Naoto 7p |
Sonoda Yuichi 9p |
B+R |
 |
 |
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[1989-05-18] 5th Japan-China Supergo, game 2
|
| Sonoda Yuichi 9p |
Yang Shihai 3p |
B+R |
 |
 |
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[1989-02-23] 15th Japanese Tengen, round 1
|
| Yoda Norimoto 7p |
Sonoda Yuichi 9p |
B+3.5 |
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[1988-12-26] 14th Japanese Tengen, title match #5
|
| Sonoda Yuichi 9p |
Cho Chikun 9p |
W+R |
 |
 |
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[1988-12-21] 14th Japanese Tengen, title match #4
|
| Cho Chikun 9p |
Sonoda Yuichi 9p |
W+0.5 |
 |
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[1988-12-18] 36th Japanese NHK Cup, round 3
|
| Sonoda Yuichi 9p |
Kato Masao 9p |
W+4.5 |
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[1988-12-02] 14th Japanese Tengen, title match #3
|
| Sonoda Yuichi 9p |
Cho Chikun 9p |
W+R |
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[1988-11-25] 14th Japanese Tengen, title match #2
|
| Cho Chikun 9p |
Sonoda Yuichi 9p |
B+R |
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