The following kata are for research only, they are not an official part of the curriculum and are not required for grading. These kata are optional. Jones Sensei learned these kata from other Gojuryu Kai-ha and feels they provide valued information to better understand the various factions of Gojuryu and the senior students of Miyagi Sendai.
Gekisai Dai San
Gekiha
Kakuha
Hakutsuru No Mai
Tenchi
Seiryu
Byakko
Shujakku
Genbu
Hafa
Paiho
Hakuryu
Hakuko
Hakutsuru
Suchin
Kohoken
Naihanchi
Niseishi
Pachu
Annan
Also Sensei has trained in several other ryu-ha over the years, and you might see him practice kata from those systems, those kata are also optional and yudansha students may learn them if they wish.