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The Best Episodes of Grand Blue Dreaming

Every episode of Grand Blue Dreaming ranked from best to worst. Let's dive into the Best Episodes of Grand Blue Dreaming!

Binge this in 14h 24m•Peaking at 8.9/10

A college student joins the local diving club after meeting some rowdy upperclassmen. New adventures in booze and the ocean await.

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Episode Rankings

  1. #1 Fan Favorite
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    Grand Blue Dreaming Season 3 Episode 7 - Mother
    8.9/10(492 votes)

    S3:E7

    Tensions between Chisa and her mom come to a head as they clash over her life goals.

    Director:Unknown
    Writer:Unknown

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  2. Grand Blue Dreaming Season 2 Episode 6 - Back to the All-Girls College
    8.8/10(718 votes)

    S2:E6

    After being expelled from college, the boys devise various plans to get back into it.

    Director:Arata Nishizuki
    Writer:Shinji Takamatsu

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  3. Grand Blue Dreaming Season 3 Episode 11 - Back in Okinawa (A-Side)
    8.8/10(332 votes)

    S3:E11

    Aina wants to stop Iori and Chisa from going on a trip, and enlists Kohei's help. Will she be successful?

    Director:Unknown
    Writer:Unknown

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  4. Grand Blue Dreaming Season 2 Episode 9 - Are You In Love?
    8.7/10(562 votes)

    S2:E9

    All sorts of misunderstandings ensue as attraction comes into the equation.

    Director:Hiroki Sakamoto
    Writer:Unknown

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  5. Grand Blue Dreaming Season 3 Episode 12 - Back in Okinawa (B-Side)
    8.7/10(284 votes)

    S3:E12

    While Iori and Chisa enjoyed their first day in Okinawa, there was chaos unfolding behind the scenes!

    Director:Unknown
    Writer:Unknown

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  6. Grand Blue Dreaming Season 1 Episode 11 - You Have the Wrong Idea
    8.5/10(656 votes)

    S1:E11

    "You might be the only one who can't pass the license test," Nanaka says to Iori, pointing out what he's bad at. To avoid being made fun of by Kohei and Nanaka, he practices secretly. Yet, while practice, all he thinks of is how to poison them at dinner. He avoids being pairs with Kohei and Aina and gets Chisa to promise to help him with practice. But, these interactions cause misunderstandings...

    Director:Tarou Iwasaki
    Writer:Shinji Takamatsu

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    The 20 WORST Episodes of Grand Blue Dreaming

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  7. Grand Blue Dreaming Season 3 Episode 6 - Assist
    8.5/10(377 votes)

    S3:E6

    Kohei has figured out that Aina is into Iori and decides to help her in a way only he can.

    Director:Unknown
    Writer:Unknown

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  8. Grand Blue Dreaming Season 3 Episode 8 - Mixer, Round 2
    8.5/10(388 votes)

    S3:E8

    Back home, Iori gets caught up in the scumbros' shenanigans again, and ends up having to set up a mixer.

    Director:Unknown
    Writer:Unknown

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  9. Grand Blue Dreaming Season 1 Episode 7 - Doubles
    8.4/10(674 votes)

    S1:E7

    Iori and the others dream about going diving at a beautiful location after seeing an article on Miyakojima in a magazine. However, Tokita and Kotobuki decide the club is going to join a tennis doubles match! They explain that they're joining the match to get everyone to build trust with their diving buddy, but the real reason is to get back at the tennis club and take away their prize money!

    Director:Takashi Kobayashi
    Writer:Shinji Takamatsu

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  10. Grand Blue Dreaming Season 1 Episode 8 - Men's Cocktails
    8.4/10(705 votes)

    S1:E8

    The members of the diving team start working part-time jobs to pay for their trip to Okinawa. However, Iori and Kohei end up spending all their earnings on drinking. Meanwhile, Kotobuki is working hard as a bartender, and his boss lets Iori and Kohei try it out too. However, these two idiots don't know how to make cocktails, and end up creating some dangerous new drinks!

    Director:Yoshihisa Matsumoto
    Writer:Shinji Takamatsu

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  11. Grand Blue Dreaming Season 2 Episode 8 - Coworkers
    8.4/10(548 votes)

    S2:E8

    Iori runs into a familiar face at his new part-time job, and this is going to complicate matters!

    Director:Kentaro Mizuno
    Writer:Unknown

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  12. Grand Blue Dreaming Season 3 Episode 5 - TV Special
    8.4/10(393 votes)

    S3:E5

    A TV crew has arrived to film a special at Dolphin, and the gang gets roped into it!

    Director:Unknown
    Writer:Unknown

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  13. Grand Blue Dreaming Season 1 Episode 12 - Otori
    8.3/10(625 votes)

    S1:E12

    For the last half of their trip, the Peek-A-Boo members arrive in Miyakojima. Everyone goes for a serious dive into the majestic sea with the exception of Iori, who couldn't obtain his license. Everything is magical with the stunning coral reef, colorful fishes and sea turtles, until the members engage in PaB-style Otori (a drinking custom of Miyakojima), which turns things into a living hell...

    Director:Masaki Utsunomiya
    Writer:Shinji Takamatsu

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  14. Grand Blue Dreaming Season 2 Episode 1 - Sister
    8.3/10(675 votes)

    S2:E1

    Iori receives a letter from his little sister back home. Note: This is still a diving anime.

    Director:Kentaro Mizuno
    Writer:Shinji Takamatsu

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  15. Grand Blue Dreaming Season 2 Episode 12 - Now We're Even
    8.3/10(435 votes)

    S2:E12

    Iori learns that a lot will soon change for the club.

    Director:Kentaro Mizuno
    Writer:Unknown

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  16. Grand Blue Dreaming Season 1 Episode 4 - The Male Beauty Pageant
    8.2/10(672 votes)

    S1:E4

    The Izu Spring Festival has begun! The members of Peek-a-Boo run an okonomiyaki stall with Iori, Kohei, Chisa, and Azusa helping out. Iori finds himself in a complicated situation when a misunderstanding with Azusa occurs and a rivalry with the tennis club Tinkerbell begins. When Chisa gets nervous and freezes up during the women's beauty pageant, Iori and Kohei think of a plan to cheer her on.

    Director:Ryuta Kawahara
    Writer:Shinji Takamatsu

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  17. Grand Blue Dreaming Season 1 Episode 10 - Arrival in Okinawa
    8.2/10(619 votes)

    S1:E10

    The Peek-a-Boo members arrive in Okinawa! After checking out their gorgeous vacation home, the group decides to head to the beach. In order to make sure the guys don't try to get naked, they decide to go to a popular beach with lots of visitors, where they have some wild fun on a banana boat. However, Iori loses their banana boat contest and ends up having to sleep in Nanaka and Azusa's room!

    Director:Nanako Shimazaki
    Writer:Shinji Takamatsu

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  18. Grand Blue Dreaming Season 2 Episode 7 - The Charpy Impact Test
    8.2/10(534 votes)

    S2:E7

    Iori and his class need to cooperate and do a very dangerous experiment together.

    Directors:Kentaro Mizuno, Keita Nakano
    Writer:Unknown

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  19. Grand Blue Dreaming Season 2 Episode 11 - Let's Go to an Uninhabited Island!
    8.2/10(442 votes)

    S2:E11

    The gang heads out to a camping site on an uninhabited island, only to run into some unexpected faces.

    Director:Tazumi Mukaiyama
    Writer:Unknown

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  20. Grand Blue Dreaming Season 1 Episode 5 - Too Late
    8.1/10(660 votes)

    S1:E5

    Iori and Kohei attend class in their underwear like normal, but everyone glares at them with a bloodthirsty look in their eyes! It's because they heard that Iori and Chisa are dating! Sensing their lives are in danger, Iori and Kohei offer to setup a mixer. They ask Azusa to introduce her friends, but she brings Aina Yoshiwara, the "Cakey" girl from the Izu Spring Festival!

    Director:Yoshihisa Matsumoto
    Writer:Shinji Takamatsu

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  21. Grand Blue Dreaming Season 2 Episode 3 - Association
    8.1/10(542 votes)

    S2:E3

    Aina is out of control! But why?

    Director:Shinji Sano
    Writer:Shinji Takamatsu

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  22. Grand Blue Dreaming Season 2 Episode 10 - Movie Date
    8.1/10(478 votes)

    S2:E10

    Iori is asked out on a movie date, and he hears some news that complicates things.

    Director:Hidehiko Kadota
    Writer:Unknown

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  23. Grand Blue Dreaming Season 1 Episode 9 - Truth or Dare
    8.0/10(617 votes)

    S1:E9

    Iori tries to setup another mixer for his friends, and wants to ask Chisa to introduce her friends so they can all play truth or dare. Nanaka and Azusa also get involved, and they all begin a vicious game of attack and defense! However, Iori doesn't have enough money for their trip. Iori and the gang head to a diving shop to buy diving gear, but find out there's still a lot they don't know.

    Director:Atsuko Tonomizu
    Writer:Kenji Inoue

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  24. Grand Blue Dreaming Season 2 Episode 5 - First Time at a Women's University
    8.0/10(526 votes)

    S2:E5

    Iori and Kohei attend the All-Girls College Festiva, but the girls ask them to help out at the cafe.

    Director:Shigeki Awai
    Writer:Shinji Takamatsu

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  25. Grand Blue Dreaming Season 3 Episode 4 - The Oceans of Palau
    8.0/10(349 votes)

    S3:E4

    The group eagerly arrives in Palau, where someone they know well is waiting for them.

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"Mother" is the best rated episode of "Grand Blue Dreaming". It scored 8.9/10 based on 492 votes. Directed by Unknown and written by Unknown, it aired on 8/18/2026. This episode scored 0.1 points higher than the second highest rated, "Back to the All-Girls College".