IKO - International Karate Organization - 2nd All Japan Open Karate Championship (1970)
Open Kumite
| Rang | Catégorie | Champion | Pays |
| 1 | Open Kumite | Kazuyuki Hasagawa | Japan |
| 2 | Open Kumite | Terutomo Yamazaki | Japan |
| 3 | Open Kumite | Yoshji Soeno | Japan |
| 4 | Open Kumite | Kenichi Masuda | Japan |
| 5 | Open Kumite | Jiken Kin | Japan |
| 6 | Open Kumite | Tadashi Sato | Japan |