Former Name: 佐久間梨乃,千佳様,えみ,ちか,石原なつみ,高瀬夏希,まお,ちかちー,さき,ちーちゃん,落合絢,有川千明,きえ,村田ちか,ちかっち,木村恵梨香,なみか
Hometown: Tôkyô prefecture
