Aya Hirano
is the second single by Aya Hirano, Minori Chihara and Yuko Goto, the first being "Hare Hare Yukai". The songs "Saikyō Pare Parade" and "Unmeiteki Jiken no Kōfuku" were the opening and ending themes respectively for the Haruhi Suzumiya radio dramas. The single was released on November 22, 2006 by Lantis. A cover version and music video was produced by Momoiro Clover in 2009.