たいせつなこと (Taisetsu na Koto) 2

Important Thing is a song sung by Kaito Fuga, Meiko Haigo, Miku Hatsune, Rin Kagamine, Len Kagamine, Luka Megurine, and Teto Kasane. It is the two-hundred-and-ninety-first track, the two-hundred-and-ninety-second track, the two-hundred-and-ninety-third track, and the two-hundred-and-ninety-fourth track, the two-hundred-and-ninety-fifth track, the two-hundred-and-ninety-sixth track, the two-hundred-and-ninety-seventh track in Other Vocaloid Songs 109: Mostly Teto.