| Date |
Tournament |
Black |
White |
Result |
| [1987-12-28] |
13th Japanese Tengen, title match #5 |
Kobayashi Koichi |
Cho Chikun |
W+0.5 |
| [1987-12-23] |
13th Japanese Tengen, title match #4 |
Kobayashi Koichi |
Cho Chikun |
W+R |
| [1987-12-22] |
31st Korean Kuksu, title match #2 |
Cho Hunhyun |
Seo Bongsoo |
B+9.5 |
| [1987-12-14] |
13th Japanese Tengen, title match #3 |
Cho Chikun |
Kobayashi Koichi |
B+R |
| [1987-12-08] |
31st Korean Kuksu, title match #1 |
Seo Bongsoo |
Cho Hunhyun |
B+3.5 |
| [1987-12-04] |
18th Korean Myeongin, title match #2 |
Chang Doojin |
Cho Hunhyun |
W+10.5 |
| [1987-11-30] |
6th Japanese Female Honinbo, title match #3 |
Kusunoki Teruko |
Ogawa Tomoko |
B+11.5 |
| [1987-11-27] |
13th Japanese Tengen, title match #2 |
Kobayashi Koichi |
Cho Chikun |
B+1.5 |
| [1987-11-27] |
18th Korean Myeongin, title match #1 |
Cho Hunhyun |
Chang Doojin |
B+R |
| [1987-11-19] |
13th Japanese Tengen, title match #1 |
Cho Chikun |
Kobayashi Koichi |
W+2.5 |
| [1987-11-16] |
6th Japanese Female Honinbo, title match #2 |
Kusunoki Teruko |
Ogawa Tomoko |
B+3.5 |
| [1987-11-12] |
28th Japanese Okan, title match |
Yamashiro Hiroshi |
Tsuchida Masamitsu |
B+4.5 |
| [1987-11-08] |
1st Chinese Best Ten, final |
Qian Yuping |
Nie Weiping |
W+R |
| [1987-11-04] |
35th Japanese Oza, title match #4 |
Cho Chikun |
Kato Masao |
W+R |
| [1987-11-04] |
6th Japanese Female Honinbo, title match #1 |
Ogawa Tomoko |
Kusunoki Teruko |
B+3.5 |
| [1987-10-21] |
12th Japanese Meijin, title match #4 |
Rin Kaiho |
Kato Masao |
W+3.5 |
| [1987-10-18] |
20th Japanese Hayago Championship, final |
Rin Kaiho |
Ishida Yoshio |
B+R |
| [1987-10-15] |
35th Japanese Oza, title match #3 |
Kato Masao |
Cho Chikun |
W+R |
| [1987-10-15] |
31st Kansai-Kiin 1st Place, final 2 |
Shiraishi Yutaka |
Tono Hiroaki |
W+R |
| [1987-10-07] |
12th Japanese Meijin, title match #3 |
Kato Masao |
Rin Kaiho |
B+R |
| [1987-10-01] |
31st Kansai-Kiin 1st Place, final 1 |
Tono Hiroaki |
Shiraishi Yutaka |
B+R |
| [1987-09-30] |
12th Japanese Meijin, title match #2 |
Rin Kaiho |
Kato Masao |
W+R |
| [1987-09-25] |
35th Japanese Oza, title match #2 |
Cho Chikun |
Kato Masao |
W+R |
| [1987-09-17] |
12th Japanese Meijin, title match #1 |
Kato Masao |
Rin Kaiho |
B+5.5 |
| [1987-09-10] |
35th Japanese Oza, title match #1 |
Kato Masao |
Cho Chikun |
B+R |
| [1987-09-07] |
12th Japanese Shinjin O, final 3 |
Yoda Norimoto |
O Meien |
B+0.5 |
| [1987-09-05] |
9th Japanese Female Kakusei, final |
Ogawa Tomoko |
Sugiuchi Kazuko |
B+R |
| [1987-08-31] |
12th Japanese Shinjin O, final 2 |
Yoda Norimoto |
O Meien |
W+R |
| [1987-08-21] |
12th Korean Kukgi, title match #4 |
Cho Hunhyun |
Kang Hun |
B+R |
| [1987-08-20] |
12th Japanese Shinjin O, final 1 |
O Meien |
Yoda Norimoto |
W+R |
| [1987-08-17] |
12th Japanese Gosei, title match #4 |
Kato Masao |
Cho Chikun |
B+R |
| [1987-08-11] |
12th Korean Kukgi, title match #3 |
Kang Hun |
Cho Hunhyun |
B+0.5 |
| [1987-08-04] |
12th Korean Kukgi, title match #2 |
Cho Hunhyun |
Kang Hun |
B+R |
| [1987-07-30] |
12th Japanese Gosei, title match #3 |
Cho Chikun |
Kato Masao |
W+2.5 |
| [1987-07-20] |
12th Korean Kukgi, title match #1 |
Kang Hun |
Cho Hunhyun |
W+R |
| [1987-07-16] |
12th Japanese Gosei, title match #2 |
Kato Masao |
Cho Chikun |
B+1.5 |
| [1987-07-03] |
12th Japanese Gosei, title match #1 |
Cho Chikun |
Kato Masao |
B+3.5 |
| [1987-06-25] |
42nd Japanese Honinbo, title match #4 |
Yamashiro Hiroshi |
Takemiya Masaki |
W+0.5 |
| [1987-06-17] |
42nd Japanese Honinbo, title match #3 |
Takemiya Masaki |
Yamashiro Hiroshi |
B+R |
| [1987-06-15] |
4th Korean Bacchus Cup, final 4 |
Kang Hun |
Kim In |
B+1.5 |
| [1987-06-11] |
2nd Korean New King, final 2 |
Im Seongkeun |
Yoo Changhyuk |
W+0.5 |
| [1987-06-10] |
21st Korean Wangwi, title match #4 |
Seo Bongsoo |
Cho Hunhyun |
W+R |
| [1987-06-08] |
2nd Korean New King, final 1 |
Yoo Changhyuk |
Im Seongkeun |
B+2.5 |
| [1987-06-05] |
4th Korean Bacchus Cup, final 3 |
Kim In |
Kang Hun |
B+R |
| [1987-06-04] |
42nd Japanese Honinbo, title match #2 |
Yamashiro Hiroshi |
Takemiya Masaki |
W+R |
| [1987-05-27] |
21st Korean Wangwi, title match #3 |
Cho Hunhyun |
Seo Bongsoo |
B+8.5 |
| [1987-05-27] |
42nd Japanese Honinbo, title match #1 |
Takemiya Masaki |
Yamashiro Hiroshi |
B+5.5 |
| [1987-05-22] |
4th Korean Bacchus Cup, final 2 |
Kang Hun |
Kim In |
B+R |
| [1987-05-18] |
21st Korean Wangwi, title match #2 |
Seo Bongsoo |
Cho Hunhyun |
W+4.5 |
| [1987-05-08] |
21st Korean Wangwi, title match #1 |
Cho Hunhyun |
Seo Bongsoo |
B+10.5 |
| [1987-05-06] |
4th Korean Bacchus Cup, final 1 |
Kim In |
Kang Hun |
W+R |
| [1987-04-17] |
22nd Korean Paewang, title match #4 |
Cho Hunhyun |
Seo Bongsoo |
B+7.5 |
| [1987-04-16] |
25th Japanese Judan, title match #4 |
Kobayashi Koichi |
Kato Masao |
W+0.5 |
| [1987-04-10] |
5th Korean MBC Emperor, final 2 |
Seo Bongsoo |
Cho Hunhyun |
W+R |
| [1987-04-06] |
22nd Korean Paewang, title match #3 |
Seo Bongsoo |
Cho Hunhyun |
W+R |
| [1987-04-02] |
25th Japanese Judan, title match #3 |
Kato Masao |
Kobayashi Koichi |
W+R |
| [1987-03-30] |
5th Korean MBC Emperor, final 1 |
Cho Hunhyun |
Seo Bongsoo |
B+R |
| [1987-03-27] |
22nd Korean Paewang, title match #2 |
Cho Hunhyun |
Seo Bongsoo |
W+5.5 |
| [1987-03-27] |
25th Japanese Judan, title match #2 |
Kobayashi Koichi |
Kato Masao |
W+4.5 |
| [1987-03-22] |
34th Japanese NHK Cup, final |
Ishida Yoshio |
Rin Kaiho |
B+2.5 |
| [1987-03-16] |
22nd Korean Paewang, title match #1 |
Seo Bongsoo |
Cho Hunhyun |
W+0.5 |
| [1987-03-12] |
1st Chinese Tianyuan, title match #3 |
Ma Xiaochun |
Nie Weiping |
B+1.5 |
| [1987-03-11] |
1st Chinese Tianyuan, title match #2 |
Ma Xiaochun |
Nie Weiping |
W+R |
| [1987-03-09] |
1st Chinese Tianyuan, title match #1 |
Nie Weiping |
Ma Xiaochun |
W+R |
| [1987-03-08] |
19th Japanese Hayago Championship, final |
Cho Chikun |
Kobayashi Koichi |
W+R |
| [1987-03-07] |
2nd Japanese NEC Shunei, final |
O Meien |
Kobayashi Satoru |
W+17.5 |
| [1987-03-07] |
6th Japanese NEC Cup, final |
Otake Hideo |
Rin Kaiho |
B+5.5 |
| [1987-03-06] |
30th Korean Kuksu, title match #3 |
Cho Hunhyun |
Seo Bongsoo |
W+3.5 |
| [1987-03-05] |
25th Japanese Judan, title match #1 |
Kato Masao |
Kobayashi Koichi |
B+R |
| [1987-02-25] |
11th Japanese Kisei, title match #5 |
Takemiya Masaki |
Kobayashi Koichi |
W+3.5 |
| [1987-02-20] |
4th Korean Taewang, title match #4 |
Seo Nungwuk |
Cho Hunhyun |
W+7.5 |
| [1987-02-18] |
11th Japanese Kisei, title match #4 |
Kobayashi Koichi |
Takemiya Masaki |
W+3.5 |
| [1987-02-16] |
26th Korean Choegowi, title match #3 |
Cho Hunhyun |
Chang Suyeong |
B+9.5 |
| [1987-02-13] |
30th Korean Kuksu, title match #2 |
Seo Bongsoo |
Cho Hunhyun |
B+R |
| [1987-02-07] |
9th Japanese Kakusei, final |
Kobayashi Koichi |
Otake Hideo |
W+3.5 |
| [1987-02-07] |
26th Korean Choegowi, title match #2 |
Chang Suyeong |
Cho Hunhyun |
W+R |
| [1987-02-04] |
11th Japanese Kisei, title match #3 |
Takemiya Masaki |
Kobayashi Koichi |
W+R |
| [1987-02-04] |
30th Korean Kuksu, title match #1 |
Cho Hunhyun |
Seo Bongsoo |
W+2.5 |
| [1987-01-30] |
4th Korean Taewang, title match #3 |
Cho Hunhyun |
Seo Nungwuk |
W+R |
| [1987-01-28] |
11th Japanese Kisei, title match #2 |
Kobayashi Koichi |
Takemiya Masaki |
B+R |
| [1987-01-26] |
26th Korean Choegowi, title match #1 |
Cho Hunhyun |
Chang Suyeong |
B+R |
| [1987-01-21] |
17th Korean Myeongin, title match #4 |
Seo Bongsoo |
Cho Hunhyun |
W+R |
| [1987-01-19] |
4th Korean Taewang, title match #2 |
Seo Nungwuk |
Cho Hunhyun |
W+12.5 |
| [1987-01-18] |
8th Chinese New Physical Education Cup, title match #4 |
Ma Xiaochun |
Cao Dayuan |
W+R |
| [1987-01-13] |
11th Japanese Kisei, title match #1 |
Takemiya Masaki |
Kobayashi Koichi |
W+4.5 |
| [1987-01-10] |
4th Korean Taewang, title match #1 |
Cho Hunhyun |
Seo Nungwuk |
B+R |
| [1987-01-07] |
8th Chinese New Physical Education Cup, title match #3 |
Cao Dayuan |
Ma Xiaochun |
B+R |
