Much like his daughter, he has a prominent forehead, flanked by two fringes of his black hair. He wears a traditional Japanese attire consisting of a black kimono with a light gray coat.
When he was a student, he had a friend who did a fair number of stupid things. He still keeps in contact with this friend, who is travelling around the world, by letter.
Toaru Kagaku no Railgun
Silent Party Arc
- Main article: Silent Party Arc
The night before the Silent Party, Kongou Mitsuko contacts her father to request the use of the Ekaterina II S against STUDY. He then speaks to a worker in the company's second factory in Academy City, asking him if he can go along with his daughter's request.