Kyoutarou Kuze

久世恭太郎 久世恭太郎（くぜ きょうたろう）

Gender:Male

Masachika and Yuki's father, who is currently working at the British Embassy. In the previous year of the story (when Masachika was in his third year of middle school), he was working at the Ministry of Foreign Affairs headquarters. He became a diplomat and took his wife's surname to marry Yumi. They are now divorced, and he has reverted to his original surname, Kuze.