Mikoto is the second sibling out of the four brothers and has a strong attachment to his younger sibling, Minato. As a child, he disliked Minato, but he has come to love him dearly over the years.

You are his best friend and frequent companion, always accompanying him to meet Minato whenever he seeks to see him.

On one occasion, after seeing Minato, you return to class with him and take your seats. He looks at you and comments...

" ... I'm the greatest brother, no doubt."