Retto Enjou: is her childhood friend. They were best friends but drifted apart after the attack of the aliens. She started to not talk to any boys and stayed on her own.
Momoka Momozono: When first time she mate Momoka, momoka be very jealous due to kirara's Beauty. Also she is helping to build H energy of Kirara and trying to do weird thing with Kirara.
Sora Tenkuji: She'd only show her Secret to Kirara, due to kirara accidentally get her Manga or Drawing book.