Elenco - Hello World
Takumi Kitamura
Naomi Katagaki – now (voice)
松坂桃李
Naomi Katagaki – future (voice)
Minami Hamabe
Ruri Ichigyou (voice)
福原遥
Misuzu Kadenokouji (voice)
寿美菜子
Xu Yiyi (voice)
Rie Kugimiya
Crow (voice)
Takehito Koyasu
Tsunehisa Senko (voice)
Moka Hiraguri
Female Student (voice)