Каруидзава
is Ranka's colleague at the cross-dressing bar. He runs a pension in Karuizawa, Nagano, where Haruhi works during summer vacation. He holds a contest among the hosts over who will be the most refreshing and able to stay at the pension; Kaoru and Hikaru sway him after displaying "brotherly love" earns them "100 refreshing points". His real name is . He was formerly a banker and had a love for making frilly Lolita-type clothing.