Ryukyu Den Naha-te Kenkyukai Ryukyu Den Kobujutsu Kenkyukai
| 日本語 |
Find information and equipment at the following sites and stores..
| Patrick McCarthy | International Ryukyu Karate-jutsu Research Society |
| Okinawa Prefecture's Karate Archive | Wonder Okinawa: Karate |
| Mario McKenna's Tou'on-ryu Dojo | Kowakai |
| Victor Smith | Bushi no Te Isshin-ryu |
| Fred Lohse Goju-ryu & Matayoshi Kobudo | Kodokan Boston |
| Romney Taylor Isshinryu | World Fighting Arts |
| eStore | Okinawan Karate Kobujutsu eStore |
| eStore | Okinawan Karate Kobujutsu Store Japan |
| Joe Swift's Karate Research | Coming Soon! |