Hoshi Shō on X: "【㊗️MV🎉Opening】I created a collaboration song 'Sai KOO DE DANCE' with DJ KOO and BEYOOOOONDS♪ It's a song that embodies my dreams, aspirations, and gratitude! DJ KOO, thank you! In the middle of the week, but please watch the MV and spend the most KOO night~"