The Museum II is the second Greatest hits album by Japanese voice actress and pop singer Nana Mizuki. It was released on November 23, 2011 in two editions: a CD+DVD edition and a CD+Blu-ray edition. Every edition includes a special bonus: the Music Clip of Pop Master and the Nana mizuki's performance in Nakano Sun Plaza "Mizuki Nana Ooini Utau". The Museum II reached number 3 in the Oricon Weekly charts and number 2 in the Taiwanese J-pop charts.