Currently available on 3 streaming services.

Streaming, rent, or buy Nagi-Asu: A Lull in the Sea – Season 1:

Currently you are able to watch "Nagi-Asu: A Lull in the Sea - Season 1" streaming on Crunchyroll Amazon Channel or buy it as download on Apple TV, Amazon Video.

Cast

Ai Kayano
Hiradaira Chisaki (voice)
Kana Hanazawa
Mukaido Manaka (voice)
Mikako Komatsu
Shiodome Miuna (voice)
Kaori Ishihara
Hisanuma Sayu (voice)
Natsuki Hanae
Sakishima Hikari (voice)
Kaori Nazuka
Sakishima Akari (voice)
Ryota Osaka
Isaki Kaname (voice)
Kaito Ishikawa
Kihara Tsumugu (voice)
Motomu Kiyokawa
Kihara Isamu (voice)
Masuo Amada
Sakishima Tomoru (voice)