Yuumi Kasai

河西結心 (Kasai Yuumi) is Japanese pop singer under Hello! Project as a member of Tsubaki Factory.

百日紅の下にて

Hello! Project DVD Magazine Vol.79

Hello! Project 2021 Summer ~Sapphire & Ruby~

Hello! Project 2021 Autumn "Zoku・Kachou Fuugetsu"

Hello! Project DVD Magazine Vol.74

Hello! Project DVD Magazine Vol.73

Hello! Project 2023 Winter ~TWO OF US~

Hello! Project 2022 Year-End Party ~GOODBYE & HELLO!~

Hello! Project 2021 Year-End Party ~GOODBYE & HELLO!~

Hello! Project 2022 Hina Fes ~ANGERME & Juice=Juice Premium~

Hello! Project 2022 Hina Fes ~Morning Musume.'22 & Tsubaki Factory & BEYOOOOONDS Premium~

Hello! Project DVD Magazine Vol.76

COVERS -One on One-

シリーズ・横溝正史短編集

As Kinnosuke Gomi