Issei Minagi - 海凪一誠

[Koharu's](https://anilist.co/character/200959) father. He remarries to [Hiyori's](https://anilist.co/character/200960) mother, [Hinata](https://anilist.co/character/260888). ~!He lost [his first wife](https://anilist.co/character/265572) and [son](https://anilist.co/character/265573) in a car accident.!~