Sapporo CH 1986 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Toru Yonezawa | d. | Tsuyoshi Fukui | 6-0 7-5 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Tsuyoshi Fukui | d. | Tetsu Kuramitsu | 6-3 6-3 |
| Toru Yonezawa | d. | Tom Toomey | 6-4 6-2 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Tetsu Kuramitsu | d. | Shu Hua Liu | 6-1 6-3 |
| Tom Toomey | d. | Ulf Fischer | 6-3 6-1 |
| Toru Yonezawa | d. | Toshiro Sakai | 7-5 6-2 |
| Tsuyoshi Fukui | d. | Shozo Shiraishi | 6-4 6-7 6-1 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Shu Hua Liu | d. | Shinichi Sakamoto | 6-1 3-6 6-3 |
| Tetsu Kuramitsu | d. | Sombat Uamongkol | 6-2 2-6 6-4 |
| Tsuyoshi Fukui | d. | Shoichi Horiuchi | 6-3 6-1 |
| Tom Toomey | d. | Kouichi Sayama | 6-3 2-6 6-4 |
| Toshiro Sakai | d. | Joel Bailey | 6-3 3-6 6-4 |
| Toru Yonezawa | d. | Shoichi Tatsuno | 6-2 6-2 |
| Ulf Fischer | d. | Amit Naor | 6-2 6-2 |
| Shozo Shiraishi | d. | David Felgate | 7-6 6-1 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Shoichi Tatsuno | d. | Toshihisa Tsuchihashi | 3-6 6-1 6-1 |
| Kouichi Sayama | d. | Eiji Takeuchi | 3-6 6-3 6-3 |
| Shinichi Sakamoto | d. | Kenzo Ukon | 6-2 1-6 6-4 |
| Toshiro Sakai | d. | Zhao Xie | 6-4 7-6 |
| Tetsu Kuramitsu | d. | Kiyotaka Tachibana | 6-4 3-6 6-3 |
| Shoichi Horiuchi | d. | Ke Qin Ma | 6-4 3-6 7-5 |
| Ulf Fischer | d. | Minoru Ueda | 2-6 6-4 6-4 |
| David Felgate | d. | Takeshi Murakami | 6-4 6-3 |
| Tsuyoshi Fukui | d. | Kenichi Tagashira | 7-5 6-4 |
| Tom Toomey | d. | Hajime Nihonmatsu | 2-6 7-6 7-6 |
| Sombat Uamongkol | d. | Mike Benson | 7-6 6-4 |
| Joel Bailey | d. | Masayoshi Takeyari | 2-6 6-2 7-5 |
| Toru Yonezawa | d. | Luis Perez | 6-2 7-5 |
| Shu Hua Liu | d. | Hitoshi Shirato | 7-5 6-1 |
| Amit Naor | d. | Shigeyuki Nishio | 7-5 6-3 |
| Shozo Shiraishi | d. | Souichi Nakamura | 6-7 6-2 6-3 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0