Hashimoto

Hashimoto is only mentioned by name.

Appearance
Nothing is known about his appearance other than he is a grown man.

Personality
Nothing is known about his personality other than he may have been a good person, due to how shocked the women were at his son's actions.

Plot
Hashimoto is first mentioned while Shinichi is using his acute hearing and listening to the area around him. There are two ladies gossiping about his son, seemingly shocked.