Shogo Kouno
— Akira
中山祐太
— Kaito
糠信泰州
— Haruki
Yumika Yazawa
— Nami
Ryo Ishigami
— Katagiri
山口友和
— Shioguchi
Hidenari Honda
— Fujieda
Kumpei Maeda
— Watanabe
Masuto
— Aizawa
Fumiya Morishita
— Kudo
Yumikoteradance
— Miho
山下ケイジ
— man on the beach
Kansaku Shinohara
— Old Haruki
Mitsuyo Watanabe
— Old Nami
Kaishi Terao
— Seiji
George Ishikawa
— the informer
Hisako Ioroi
— Baba
Eri Fujiwara
— mom
Kinnosuke Oikawa
— Young Kaito
Emiri Sato
— Akari