Kaito Ayatsuji/Relationships

Ayase Ayatsuji
Kaito cares deeply about his daughter desiring to pass down his techniques to her due to his health, while also being almost intimidating by her at most times due to Ayase resembling her mother.

Ikki Kurogane
He may not recall him, but he encountered Ikki in the past and was challenged by him, however, he refused him at his dojo doesn't accept challenges. However, after hearing about his exploits in assisting his daughter in order to regain their families' dojo, he even offered that Ikki marries Ayase to inherit the dojo.