Series synopsis
Grand Blue Dreaming, also known as ぐらんぶる is a Japanese animation comedy television series that premiered on MBS on July 14, 2018. It stars Yuma Uchida, Ryohei Kimura, Chika Anzai and Kana Asumi.
A college student joins the local diving club after meeting some rowdy upperclassmen. New adventures in booze and the ocean await.
Premise
A college student joins the local diving club after meeting some rowdy upperclassmen. New adventures in booze and the ocean await.
Cast and characters
Leading cast
- Yuma Uchida as Iori Kitahara (voice)
- Ryohei Kimura as Kouhei Imamura (voice)
- Chika Anzai as Chisa Kotegawa (voice)
- Kana Asumi as Aina Yoshiwara (voice)
- Toa Yukinari as Azusa Hamaoka (voice)
- Maaya Uchida as Nanaka Kotegawa (voice)
- Katsuyuki Konishi as Ryuujirou Kotobuki (voice)
- Hiroki Yasumoto as Shinji Tokita (voice)
Supporting cast
- Junya Enoki as Shinichirō Yamamoto (voice)
- Takuya Eguchi as Hajime Nojima (voice)
- Natsuki Hanae as Yū Mitarai (voice)
- Robert Waterman as Kenta Fujiwara (voice)
- Shinji Kawada as Toshio Kotegawa (voice)
- Shouta Aoi as Mixed voice A (voice)
- Jun Fukuyama as Captain Kudō (voice)
- Inori Minase as Mixed voice B (voice)
- Rie Kugimiya as Mixed voice C (voice)
- Saki Yamakita as Rie Ohashi (voice)
- Show Hayami as Bar master (voice)
- Yuko Gibu as Kanako Iida (voice)
Guest cast
- Junya Enoki as Shinichirō Yamamoto (voice)
- Takuya Eguchi as Hajime Nojima (voice)
- Natsuki Hanae as Yū Mitarai (voice)
- Robert Waterman as Kenta Fujiwara (voice)
- Shinji Kawada as Toshio Kotegawa (voice)
- Shouta Aoi as Mixed voice A (voice)
- Jun Fukuyama as Captain Kudō (voice)
- Inori Minase as Mixed voice B (voice)
- Rie Kugimiya as Mixed voice C (voice)
- Saki Yamakita as Rie Ohashi (voice)
- Show Hayami as Bar master (voice)
- Yuko Gibu as Kanako Iida (voice)
Episodes
This series spans 3 seasons with 36 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 12 | July 14, 2018 | September 29, 2018 |
| Season 2 | 12 | July 8, 2025 | September 23, 2025 |
| Season 3 | 12 | July 7, 2026 | September 22, 2026 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Deep Blue When Iori Kitahara heads off to college, he decides to live at his uncle's dive shop in Izu. Iori is looking forward to experiencing college life, but ends up running into a group of tough guys playing strip rock-paper-scissors. Iori gets dragged into the diving club's crazy shenanigans and ends up spending his first day in college wearing nothing but a pair of underwear. |
July 14, 2018 |
| 2 |
Underwater After a cutthroat battle with Kohei Imamura, a handsome otaku from school, Iori ends up joining the Peek-a-Boo diving club. Iori arrives home worn out from the day, but perks up when he hears about a party with a women's college. However, his cousin Nanaka won't allow him to stay out three nights in a row, so Iori tries to show her he's an independent man to get her to let him go. |
July 21, 2018 |
| 3 |
A New World Iori and Kohei don wetsuits and head to the sea! Although Iori used to be afraid of the water, he starts becoming more interested. But diving equipment is expensive! Tokita and Kotobuki decide to hold a men's beauty pageant for the Izu Spring Festival in May. The guys want to avoid being paraded around on stage, so they try to get Chisa to participate in a women's beauty pageant. |
July 28, 2018 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Sister Iori receives a letter from his little sister back home. Note: This is still a diving anime. |
July 8, 2025 |
| 2 |
Brother Shiori's here and on a mission! How will Iori handle this situation? |
July 15, 2025 |
| 3 |
Association Aina is out of control! But why? |
July 22, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Unfinished Business Summer is coming to an end, and the older kids at the club want to do the things they still have left to do. |
July 7, 2026 |
| 2 |
Homecoming Iori and the gang head to his family home to grab his passport for the upcoming trip. |
July 14, 2026 |
| 3 |
Saving Private Passport Iori must navigate Shiori, the tourists, and the stalker on the loose to get his hands on his passport. |
July 21, 2026 |
Production
Release
| Original network/platform | MBS |
|---|---|
| First aired | July 14, 2018 |
| Last aired | July 14, 2026 |
| Runtime | 24 minutes |
| Status | continue |
| Schedule | Monday at 02:25:00 |