Nanda Collection (なんだこれくしょん, Nandakorekushon, lit. "What's this collection") is the second full-length studio album by Japanese recording artist Kyary Pamyu Pamyu, release on June 26, 2013, by Warner Music Japan. The album debuted at number one in the Oricon Weekly Albums Chart, becoming the first chart topper release of Kyary's career as well as the first Yasutaka Nakata-produced album to do so since Perfume's JPN in 2011.