* DoesThisRemindYouOfAnything: The school's construction is such that it is divided into two sections (Music and General Studies Department), connected by a bridge and the students wear different uniforms for different departments. Moreover, the main character originates from the General Studies Department and is similar to ''VideoGame/KiniroNoCorda''.
* HeyItsThatVoice:
** Wakana is [[Anime/TrueTears Noe]] and [[Anime/NatsuiroKiseki Saki]].
** Konatsu is [[Manga/{{Chihayafuru}} Chihaya]] and also [[CrossDressingVoice child]] [[Anime/AnoHanaTheFlowerWeSawThatDay Yukiatsu]].
** Sawa is [[Anime/StarDriver Wako]] and [[Anime/AnoHanaTheFlowerWeSawThatDay Tsuruko]].
** Taichi is [[Anime/WaitingInTheSummer Kaito]].

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