Kusachiho  

Onee-chan or uni-chan are nicknames given to kusachiho, the collective form of all four bottle fairies. this name is formed by combining the first character of each fairy's name. some fans use onee-chan while others prefer uni-chan. kusachiho exhibits characteristics from all four fairies, and her personality traits are determined by the color of her eyes and voice. she only appears in the final two episodes.