JWP Open-weight Division Title
(as of 2011/12/23)

Dynamite Kansai	92/12/01	Tokyo
Defeats Cutie Suzuki in 9-woman round-robin tournament final.
Devil Masami	94/09/18	Yokohama
Vacates on 10/20/94.
Dynamite Kansai [2]	95/10/15	Tokyo
Defeats Cutie Suzuki in 9-woman round-robin tournament final.
Hikari Fukuoka	97/04/08	Tokyo
Azumi Hyuga	99/02/28	Tokyo
Ran Yu Yu	99/12/23	Tokyo
Commando Bolshoi	00/08/06	Tokyo
Azumi Hyuga [2]	01/02/18
Vacates on 02/11/03.
Azumi Hyuga [3]	04/11/28	Tokyo
Defeats Kayoko Haruyama in 8-woman tournament final.
Tsubasa Kuragaki	05/09/18	Tokyo
Manami Toyota	06/05/28	Tokyo
Azumi Hyuga [4]	06/09/18	Tokyo
Kayoko Haruyama	08/04/29	Tokyo
Nanae Takahashi	10/04/18	Tokyo
Kaori Yoneyama	10/07/18	Tokyo
Leon	11/04/03	Tokyo
Hailey Hatred	11/06/25	Osaka
Tsubasa Kuragaki [2]	11/12/23	Tokyo