Seijuurou Uehara

Seijuurou Uehara (上原 清十郎, Uehara Seijūrō) was the husband of Airi Himekawa and the legal father of Taiki Himekawa. Initially believed to be Aquamarine and Ruby Hoshino's father who murdered their mother, it is later revealed that he had been cheated on himself by his wife with the real father, prompting him to commit murder-suicide with her.

Appearance
Seijuurou has light-colored hair and small dark-colored eyes.

History
Not much is known about Seijuurou except that he was married to Airi Himekawa who cheated on him with Hikaru Kamiki, which resulted in the birth of Taiki Himekawa.

Etymology

 * The name Seijuurou means "clear, pure, clean" (清) (sei), "ten" (十) (juu) and "son" (郎) (rou).
 * Seijuurou's surname Uehara means "above, top, upper" (上) (ue) and "field, plain" (原) (hara).