IBM Hayago Open Championship
Keywords: Tournament
Japanese international tournament, held from 1988 to 1990. 64 players competed in the final tournament.
| Ed. | Year | Winner | Runner up |
|---|---|---|---|
| 1st | 1988 | Ishida Yoshio | Takemiya Masaki |
| 2nd | 1989 | Otake Hideo | Ishida Yoshio |
| 3rd | 1990 | Kobayashi Satoru | Ohira Shuzo |
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