Sakura Hazakura

Sakura Hazakura appeard in the third Mai Otome S.ifr episode. She is acquaintance of Kyoko Shimabuki the IV column in S.ifr as she adress her as One-sama. Sakura is a Maister Otome with the gem Stormy Sakura Chrysoberyl and is apparently a princess because she is adresed as Hime-sama.
her master is a long purple haired man who likes to flirt with girls, according to S.ifr she is on Artai site.