A new single by Hoshimachi Suisei. It contains the ending theme "Mou Dou Nattemo Ii Ya" from the TV anime "Mobile Suit Gundam GQuuuuuuX" and the insert song "Yoru ni Saku." The Gunpla Edition (Limited Edition A) comes with a Gunpla set (HG 1/144 RX-78-2 Gundam & HG 1/144 Zaku II) with an original Hoshimachi Suisei collaboration marking seal.