今日あった哀しいことを教えて (Kyou Atta Kanashii Koto o Oshiete)

Kyou Atta Kanashii Koto O Oshiete is a song sung by Yukari Yuzuki. It is the two-hundred-and-forty-second track in Other Vocaloid Songs 80: Over 20 New Vocaloids Volume 3.