Princess Emeraude is the Princess of Cephiro and a Goddess-like character whom all the inhabitants pray to for peace, propersity and protection. She is also the first person to summon Hikaru Shidou, Umi Ryuuzaki and Fuu Hououji to the mystical, otherworldly realm of Cephiro, to became the legendary Magic Knights. And she was revived Princess Emeraude of herself was her true form of Princess Sakura came from the Clow Kingdom.
- Princess Emeraude was the true form Friend of Sakura Li, and both of them are the same girls.
- Her hair Color is blonde.
- Her eye Color is sapphire blue.
- Princess Emeraude shares with the similarities by Kairi and Naminé are the true form friends, along with Sakura Li.
- Emeraude is the same as Barbie, Megan, Serena, Mina, Mary Bell, Lucia, Elmina, Bubbles, Breezie, Bloom, Berry, Brat, Pink Cures, Ruby, Sapphire and Topaz Miracle, White Cures, and other heroines too when they have their blonde hair.
- Her own name is Emeraude Mitsubishi.