This is Japanese video app.
English version is on sale as "Lifelong Kyokushin Karate Basics EN", green icon.
One of the greatest fighters in Kyokushin history, Daigo Oishi shihan reveals the basics of Kyokushin Karate.
Not like usual basic videos, Oishi shihan explains the details of Kyokushin way; ibuki, kiai, and the applications of basics, etc.
From beginners to trainers, get the spirit of Kyokushin!