Advanced 4A Trick Tutorial: Eiji's OS Regeneration - CyberYo.com
ExtremeSpin Offstring Trick List - #10 - Eiji's One Handed Regeneration
YoYo Trick: OS Regen Combo (Forward Pass Mount, Bottom Mount, Forward Mount to Shoot the Moon Regen)
Fundamental 4A Trick Tutorial: OS Forward Pass - CyberYo.com
Fundamental 4A Trick Tutorial: Braintwister Mount - CyberYo.com
Pro 4A Trick Tutorial: Through the Tunnel - CyberYo.com
4A Regen Repeater
Pro 4A Trick Tutorial: Whip n' Snag - CyberYo.com
Beginner 4A Trick Tutorial: Around the Leg Orbits - CyberYo.com
Goyy eiji's regen
Beginner 4A Trick Tutorial: Underhand Whip - CyberYo.com
Fundamental 4A Trick Tutorial: String Release - CyberYo.com
Eiji Regen Offstring - Ben Conde Offstring Yo-Yo Tutorial #45
Beginner 4A Trick Tutorial: Barrel Rolls - CyberYo.com
4A 10.OS regeneration 再生 10回
OS stuff
1A? 4A?
Advanced 5A Trick Tutorial: Super Hyper Magic Helicopter - CyberYo.com
Advanced 5A Trick Tutorial: Pi Hahiroth - CyberYo.com
ホップ＆インサイド・リジェネレーションコンボ
