But being a first generation student of GM Ji , I am fully aware what is involved in Sin Moo Hapkido .
After learning the mainstay of Sin Moo Hapkido , I derive more enjoyment from Combat Hapkido .
But being a first generation student of GM Ji , I am fully aware what is involved in Sin Moo Hapkido , but after learning the mainstay of Sin Moo Hapkido , I derive more enjoyment from Combat Hapkido .