NapsaQ (ナップサック, Nappu Sakku) is a three-piece band formed by Mikuni Shimokawa, Hiroyuki Matsugashita, and Takayuki Ito. They are distributed under Pony Canyon. To date, they have released one album on December 20, 2006 entitled NapsaQ~Seishun Song Request~ (NapsaQ〜青春ソングリクエスト〜). Shimokawa's upcoming single, Bird, will include a song performed by the band.NapsaQ has a radio show named Shimokawa Mikuni no Mikumori.