Grand Blue Dreaming
Grand Blue Dreaming, also known simply as Grand Blue, is a Japanese manga series written by and illustrated by. It has been serialized in Kodansha's manga magazine Good! Afternoon since April 2014. The manga is published in English by Kodansha USA under the Kodansha Comics imprint. An anime television series adaptation by Zero-G aired from July to September 2018. A live-action film adaptation was released in August 2020. A second anime season by Zero-G and Liber aired from July to September 2025. A third season has been announced.
Plot
Iori Kitahara looks forward to his new life on the Izu Peninsula as he prepares to start his college life there, staying in a room above his uncle's diving shop "Grand Blue." However, he is quickly shocked as he meets the local Diving Club, a group full of buff men who spend more time drinking, partying, and stripping naked than actually diving. Despite his attempts to distance himself from the group, Iori gets quickly swept up in their antics, while his cousins try to show him the wonders of diving into the ocean and sea.Characters
Peek a Boo (Diving Club)
;Iori Kitahara;Chisa Kotegawa
;Kōhei Imamura
;Aina Yoshiwara
;Ryūjirō Kotobuki
;Shinji Tokita
;Azusa Hamaoka
Grand Blue (Diving Shop)
;Nanaka Kotegawa;Toshio Kotegawa
;Kaya Mizuki
Other characters
;Captain Kudō;Hajime Nojima
;Shinichirō Yamamoto
;Kenta Fujiwara
;Yū Mitarai
;Shiori Kitahara
;Naomi Otoya
;Sakurako Busujima
Media
Manga
Written by and illustrated by, Grand Blue started in Kodansha's manga magazine Good! Afternoon on April 7, 2014. Kodansha has compiled its chapters into individual volumes. The first volume was released on November 7, 2014. As of October 2025, 25 volumes have been released.Kodansha USA is publishing the series in both digital and print format, with 22 volumes published as of June 24, 2025.
Volumes
Anime
An anime television series adaptation was announced in March 2018. It is produced by Zero-G, directed and written by Shinji Takamatsu, with Takamatsu also handling sound direction, and Hideoki Kusama designing the characters. The series aired from July 14 to September 29, 2018, on the Animeism programming block on MBS, TBS and BS-TBS, as well as AT-X. The opening theme song is "Grand Blue", performed by Shōnan no Kaze, while the ending theme song is "Konpeki no al Fine", performed by Izu no Kaze. The first season was streamed exclusively on Amazon Prime Video worldwide.In September 2024, a second season was announced, with Takamatsu returning as director and scriptwriter, and Liber joining Zero-G for animation production. The season aired from July 8 to September 23, 2025, on Tokyo MX and other networks. The opening theme song is Seishun Towa, performed by Shōnan no Kaze featuring Atarashii Gakko!, while the ending theme song is "Hadaka de Dotsukiai", performed by Seamo featuring May'n. Crunchyroll is streaming the second season. Tropics Entertainment licensed the series in Southeast Asia for streaming on Tropics Anime Asia YouTube channel.
After the airing of the final episode of the second season, a third season was announced. It is set to take place in fictional Palau.