Kigurumi (キグルミ?) is a famous J-pop duo from Japan who debuted in 2006 under Victor Entertainment. The group is founded by both Rena Shimura and Haruka Ryō. Later on, two new members, Miki and Kei, joined the band after Haruka's departure in 2007. Today, Miki and Kei were the active members of the band, after Rena left to become an actress.