In fact, these two have an inseparable relationship!

Heian-gumi: No blood relation, just a pseudo-parent-child relationship. They died together when Ushiwaka was a child.

Strong, cunning, old man tone shota Ushiwaka

Thank you for that time, my lovely boy with great sword skills.

She was a strange woman, crazy but sometimes showing a motherly side.

Tsurasaya Nushiya, a dangerous veteran assassin widow