>>2349583kyudo is literally thumb release, there's a reinforced part sewn onto the thumb of kyudo gloves,
thumb draw allows you to do khatra which gives you a straighter arrow flight, you will also objectively be more accurate when the arrow isn't flopping all over the place
https://www.youtube.com/watch?v=iDn7bb-OBPYthis can be done with the arrow on the left like western archery because your arm moves out when tension is released not in