Playback is currently unavailable for S2 E1 · Sister. Episode details remain available below.
Grand Blue Dreaming
A college student joins the local diving club after meeting some rowdy upperclassmen. New adventures in booze and the ocean await.
- Cast:
- Yuma Uchida, Ryohei Kimura, Chika Anzai, Kana Asumi
- Language:
- Japanese
- Country:
- Japan
- Network:
- MBS, TBS, Tokyo MX, BS11
Episode guide
Seasons
Season 2
Episodes
E01
Episode 1
★ 7.8Sister
2025-07-08 · 24mIori receives a letter from his little sister back home. Note: This is still a diving anime.
Current episode
E02
Episode 2
★ 8.0Brother
2025-07-15 · 24mShiori's here and on a mission! How will Iori handle this situation?
Watch progress · Not tracked
E03
Episode 3
★ 8.0Association
2025-07-22 · 24mAina is out of control! But why?
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E04
Episode 4
★ 8.3Ticket Scramble
2025-07-29 · 24mAina has a spare ticket for the Oumi Women's University Festival, and it causes all sorts of chaos.
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E05
Episode 5
★ 8.3First Time at a Women's University
2025-08-05 · 24mIori and Kohei attend the All-Girls College Festiva, but the girls ask them to help out at the cafe.
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E06
Episode 6
★ 8.7Back to the All-Girls College
2025-08-12 · 24mAfter being expelled from college, the boys devise various plans to get back into it.
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E07
Episode 7
★ 8.3The Charpy Impact Test
2025-08-19 · 24mIori and his class need to cooperate and do a very dangerous experiment together.
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E08
Episode 8
★ 8.7Coworkers
2025-08-26 · 24mIori runs into a familiar face at his new part-time job, and this is going to complicate matters!
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E09
Episode 9
★ 8.3Are You In Love?
2025-09-02 · 24mAll sorts of misunderstandings ensue as attraction comes into the equation.
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E10
Episode 10
★ 8.3Movie Date
2025-09-09 · 24mIori is asked out on a movie date, and he hears some news that complicates things.
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E11
Episode 11
★ 8.7Let's Go to an Uninhabited Island!
2025-09-16 · 24mThe gang heads out to a camping site on an uninhabited island, only to run into some unexpected faces.
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E12
Episode 12
★ 8.5Now We're Even
2025-09-23 · 24mIori learns that a lot will soon change for the club.
Watch progress · Not trackedCast
Yuma Uchida
Iori Kitahara (voice)
Ryohei Kimura
Kouhei Imamura (voice)
Chika Anzai
Chisa Kotegawa (voice)
Kana Asumi
Aina Yoshiwara (voice)
Toa Yukinari
Azusa Hamaoka (voice)
Maaya Uchida
Nanaka Kotegawa (voice)
Katsuyuki Konishi
Ryuujirou Kotobuki (voice)
Hiroki Yasumoto
Shinji Tokita (voice)
