100 Mono Tobira (Hyaku Mono Tobira) is the first collaborative single between Aiuchi Rina and U-ka saegusa. It was used as the 18th opening theme for the anime Meitantei Conan through the episodes 438-456. Nazo is a cover of the song by Komatsu Miho, and Still for your love is a cover of the song by rumania montevideo. It reached #8 on the Oricon charts and sold 30,000 copies. TV Performances * [2006.06.05] Pop Jam * [2006.06.16] Music Station * [2006.06.26] HEY!HEY!HEY! * [2006.07.07] Music Fighter