This is the Tenshin-ryu online monthly lesson.
Monday,May 30, 18:15-19.15(JST)
(Time varies)
The latter half is limited to Tenshin-ryu online members.
If you are interested, please join TENSHINRYU ONLINE.
TENSHINRYU ONLINE
https://hideal.co.jp/tenshinryu/about-tenshinryu-online/