Gatame
Kosen Judo Online
Why Gatame Online?
Independent Criteria
Ranked under Gatame's own criteria, built specifically for Kosen Judo groundwork.
Anywhere Evaluation
Independent from dojo affiliation or location.
Kosen Judo Ranking
A ranking framework based on the structure of Kosen Judo groundwork.
About Us
Joichi Hirao
- 5th Dan Kodokan Judo
- Coaching experience with the Canadian National Judo Team (training partner)
- Coaching experience at Club de Judo Shidokan and Club de Judo Gatamé
- Competitive achievements: European Open Lisbon 2014 — Gold Medalist
News
AND Activity
FAQ
Q. Is this an official Kodokan black belt?
No. This is Gatame's independent ranking system focused on Kosen Judo groundwork.
Q. Do I need to belong to a dojo?
No. You can submit your groundwork videos from anywhere.
Q. Do I need to start from Sankyu?
Yes, the system starts at Sankyu and progresses through clear levels.
Q. What kind of videos do I submit?
You submit videos demonstrating the required groundwork positions, structures, and transitions for your level.
Q. What happens if I don't pass an evaluation?
You'll receive feedback and can resubmit after improving the required points.
