IKO - International Karate Organization - 3rd All Japan Weight Category Karate Tournament (1986)
Male Kumite Lightweight
| Rang | Catégorie | Champion | Pays |
| 1 | Male Kumite Lightweight | Takahiro Kajiwara | Japan |
| 2 | Male Kumite Lightweight | Masahiro Sakurazawa | Japan |
| 3 | Male Kumite Lightweight | Toshhiko Imanishi | Japan |
| 4 | Male Kumite Lightweight | Hirosi Yamamoto | Japan |
Male Kumite Middleweight
| Rang | Catégorie | Champion | Pays |
| 1 | Male Kumite Middleweight | Hidehiko Hashizume | Japan |
| 2 | Male Kumite Middleweight | Hideki Okamoto | Japan |
| 3 | Male Kumite Middleweight | Makoto Kusakai | Japan |
| 4 | Male Kumite Middleweight | Hideyuki Kurihara | Japan |
Male Kumite Heavyweight
| Rang | Catégorie | Champion | Pays |
| 1 | Male Kumite Heavyweight | Yoshitaka Nishiyama | Japan |
| 2 | Male Kumite Heavyweight | Hirofumi Kanayama | Japan |
| 3 | Male Kumite Heavyweight | Katsutoshi Iguchi | Japan |
| 4 | Male Kumite Heavyweight | Hiroyuki Yokoi | Japan |