[Activating Class Skill <Approach of Skills>.]
[~Copy Condition~
The greatest determination for Teshi to keep fighting is his ambition to face his great opponent named Ryeis and defeat him, only the battles of the two have always ended in a draw for different reasons and situations. The rivalry bond between Teshi and Ryeis is practically unbreakable.
Break that bond by becoming Teshi's true greatest rival].
The description of the goal was clear. For Kaizen to obtain a random ability from Teshi to be able to beat him in battle, he would first have to convince Teshi that he was his true greatest rival as opposed to Ryeis. That was a difficult condition, only for Kaizen it was not an option.