Hitoha and Futaba Karakuri (空栗ヒトハ／フタバ) are identical twins in the 2-unit electropop group KARAKURI. The duo have a future unit named KARAKURI 2039 under which they have released a single named アイノシズク (Ai no Shizuku). Hitoha and Futaba are voiced by Chuna, Read more on Last.fm