Training Maniac:: Trains everyday until his bones break
Fast Recovery:: Naturally recovers fast due to Training
Talentless:: 自分 was born with no Innate Talent/Skill
Relentless:: 自分's Mental Fortitude is unbreakable
Fearless:: Removes fear by focusing on the present
Trained Talent: Many see 自分 as a Monstrous Genius of the sword. However, that would be wrong. The reason 自分 can create new & novel techniques to counter his foes mid-battle is due to mastering all swordsmanship in the world & battle experience, & the reason 自分 can instantly master his newly created techniques is due to his relentlessly & highly trained coordination, balance, & proprioception.