Hello Sleepwalkers (ハロー・スリープウォーカーズ) is a Japanese alternative rock band from Okinawa formed in 2008. The band is signed to A-Sketch Music Label and has, as of 2015, released 2 studio albums, 1 EP, and 4 singles. They are best known for performing the opening theme song of the anime Noragami, "Goya no Machiawase" (午夜の待ち合わせ).