IKO - International Karate Organization - 13th All Japan Weight Category Karate Tournament (1996)
Kumite Lightweight
| Rang | Catégorie | Champion | Pays |
| 1 | Kumite Lightweight | Masafumi Tagahara | Japan |
| 2 | Kumite Lightweight | Nobuyuki Kamio | Japan |
| 3 | Kumite Lightweight | Hiromitsu Takano | Japan |
| 4 | Kumite Lightweight | Zenji Otani | Japan |
Kumite Middleweight
| Rang | Catégorie | Champion | Pays |
| 1 | Kumite Middleweight | Ryu Narushima | Japan |
| 2 | Kumite Middleweight | Tatsuya Fukuda | Japan |
| 3 | Kumite Middleweight | Hiroyuki Kidachi | Japan |
| 4 | Kumite Middleweight | Shoichi Hashimoto | Japan |
Kumite Heavyweight
| Rang | Catégorie | Champion | Pays |
| 1 | Kumite Heavyweight | Masayoshi Takaku | Japan |
| 2 | Kumite Heavyweight | Kiyoyuki Shida | Japan |
| 3 | Kumite Heavyweight | Yasuhiko Kimura | Japan |
| 4 | Kumite Heavyweight | Gun Irisawa | Japan |