【Chinese Kung-fu and Aikido】Does “Qin-na” work on the well-trained wrists of Aikido-ka?

This Blu-ray is only sold in Japan and does not have English subtitles.
Sorry to all our fans overseas.
If you live in Japan, you can make a reservation from the following website.
The release date is May 30th.
Reservation：https://store.loud-er.com/items/100991502