率。（それと知らぬものども）

率. （それと知らぬものども） is a song sung by Miku Hatsune, Akari Kizuna (Voiceroid), and Yukari Yuzuki. It is the one-hundred-and-seventy-ninth track, the one-hundred-and-eightieth track, and the one-hundred-and-eighty-first track in Other Vocaloid Songs 135: Mostly Sasara Volume 2.