Sensei Hitoschi Kasuya s-a nascut la Tokyo in 23 februarie 1948.
La Jka Kasuya a studiat cu Cief instructor Jka Master Nakayama .
In 1970 Kasuya a fost membru in celebra echipa de kata si kumite Jka.
I.A.K.F. 1st World Championships, 1st place in team kumite and team kata (U.S.A) 1975
Asian Pacific Championships, 1st place in individual kumite (Hongkong) 1976
I.A.K.F. 1st World Championships, 1st place in team kumite and team kata (JAPAN)1977
W.U.K.O. 5th World Championships, Japan national team member, team 4th place (SPAIN) 1980
W.U.K.O. 6th World Championships, Japan national team member, team 4th place (JAPAN) 1982
S.K.I.F.1st World Championships, 1st place in individual kata and team kumite (GERMANY) 1985
Obtine cel de-al 7 dan 1989.
Establishment of W.S.K.F. designated Chief Instructor 1990
Obtine gradul de 8th dan in April 2000
Palmares World Shotokan (W.S.K.F.) Incepind cu 1990
1st World Championship 1991 Ankara TURKEY
2nd World Championship 1993 Tokyo JAPAN
1st European Championship 1994 Ankara TURKEY
3rd World Championship1995 Mexico City
4th World Championship 1997 Tokyo JAPAN
1998 Martial Arts delegation by Ministry of Foreign Affair to Philippin, Malaysia, Laos
2nd European Championship1998 GERMANY
Martial arts delegation by Ministry of Foreign Affair to Turkey, Quatar
5th World Championship 2000 Tokyo JAPAN
3rd European Championship 2001 Tbilisi GEORGIA
6th World Championship 2002 Stralsand GERMANY
2002 Martial arts delegation by Ministry of Foreign Affair to Turkey, Jordan, Lebanon, Syria
4th European Championship 2003 Kiev UKRAINE
1st Meditarenian Championship 2003 Nikosia Cyprus
7th World Championship 2004 Tokyo JAPAN
5th European Championship 2005 Istanbul Turkey