青木遥

Chiikawa (voice)

田中誠人

Hachiware (voice)

小澤亜李

Usagi (voice)

Yuka Iguchi

Momonga (voice)

淺井孝行

Kurimanju (voice)

Yuma Uchida

Rakko (voice)

Miyuri Shimabukuro

Shisa (voice)

春海百乃

Furuhonya (voice)

最上嗣生

Shimajiro (voice)

鈴木みのり

Siren (voice)

寺澤百花

Hitoha (voice)

Sayumi Suzushiro

Futaba (voice)

大木咲絵子

Mermaid (voice)

七瀬彩夏

Mermaid (voice)

南雲希美

Mermaid (voice)

川上千尋

Representative of the Islanders (voice)

Misato Matsuoka

Miso-pickled Islander (voice)

花宮初奈

Miso-pickled Islander (voice)

Natsuno Kinose

Friendly 'bird' (voice)

石川凜果

Gray Children / Islanders (voice)