Cagliari (Italy) - Kyu Grading and Ju-Jitsu Seminar June 26-27-28 2015 Hits: 2021WJJC in Cagliari city (Sardinia island - Italy) Kyu grading and Ju-Jitsu Seminar with Shodai Soke Adriano Busà, Shihan Massimiliano Maltagliati and Sensei Silvio Campus. fShare Tweet