Pixie

Pixies are magical girl ninjas.

Original 'My Secret Pixie Diary!' Series
Main Pixies:
 * Ayami Nishimura / RedHeart Pixie
 * Shizue Fukami / BlueDia Pixie
 * Naoko Sato / GreenSpade Pixie
 * Mia Kagome / YellStar Pixie
 * Juri Aihara/ PurpleClub Pixie
 * Chiho Izumi / PinkPax Pixie

Devices

 * PixieVice
 * Super PixieVice

My Secret Pixie Diary New Chapter! Guardians of Terra
Main Pixies:
 * Kohana Yamauchi
 * Mayuki Aozora
 * Futaba Morimoto
 * Misaki Hanamura
 * Yoko Kita
 * Houka Hyuura / Guardian Rose

Devices

 * Elemental Pixie Potion

My Secret Pixie Diary: Lustrous Legends
Main Pixies:

Devices

 * Powerful Jewels

My Seafarer Pixie Story (anime)
Main Pixies
 * Sena Hoshiboshi
 * Marina Umikawa
 * Suiren Yoshimizu