"Nandome no Aozora ka?" is the 10th single by Japanese idol girl group Nogizaka46. It was released on October 8, 2014. It debuted in number one on the weekly Oricon Singles Chart and, as of October 20, 2014, has sold 478,888 copies. It also reached number one on the Billboard Japan Hot 100. It was the 8th best-selling single of the year in Japan, with 578,174 copies.

Nogizaka46 is a Japanese female idol group produced by Yasushi Akimoto, created as the official rival of the group AKB48. They are the first group from the Sakamichi Series, which also includes sister groups Sakurazaka46, Yoshimotozaka46, and Hinatazaka46.