Trope trivia
- First Appearance: Of Hiroto, Gentarou, and Tsubaki.
Other trivia
- Gentarou Myoudouin is the 8th grandparent to a Cure, behind Kaoruko and Sora Hanasaki, Genkichi Momozono, Heizou Kasgunano, and Sanae Yukishiro.
- Tsubaki Myoudouin is the 3rd single mother to a Cure, behind Haruna Tsukikage and Remi Aono.