* OneTrueThreesome: A rare example where a character in the ''work'' wants it - Ikuno is perfectly okay with Ryoko and Seiichiro getting together... so long as she can be Seiichiro's ''mistress''.
* UglyCute: Seiichiro has been described as the "scariest looking cinnamon roll ever" for good reason. He may be [[FaceOfAThug scary-looking]], but his [[AllLovingHero all-loving]] disposition endear him to many readers.
* TheWoobie: Seiichiro has an all-loving disposition, but was unfortunately born with a scary-looking face. This sadly means that people mistake him for a thug and either run away from him, attack him, or call him names. All of this despite the fact he would [[ActualPacifist never hurt anyone.]]