Yuki Mizuno is a user who is the pen name of User:LoveLife2015. She is the user who created her series, Elementary Pretty Cure!, and she collaborated with other users.
Hanami Hatake - her friend. She ships Hanami and herself, and is actually in love with her.
PasuMeta - her friend. She loves her and has a crush on her every time when PasuMeta sits on any side.
Hikari Aikawa - Hikari is such a good friend, I don't every want her to leave.