Grand Blue Dreaming

E1

1. Deep Blue

14 Jul 2018 · 24m

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.

E2

2. Underwater

21 Jul 2018 · 24m

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.

E3

3. A New World

28 Jul 2018 · 24m

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.

E4

4. The Male Beauty Pageant

4 Aug 2018 · 24m

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.

E5

5. Too Late

11 Aug 2018 · 24m

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!

E6

6. First Buddy

18 Aug 2018 · 24m

Inori and Kohei get through their exams by cheating. Meanwhile, PaB throws a welcome party for Aina, their new member. Aina was looking forward to getting a new start to college life, but discovers that no one in the club is normal! Nevertheless, the club members are serious about diving and have the new members learn basic hand signals and dive in pairs. However, Iori gets paired up with Chisa.

E7

7. Doubles

25 Aug 2018 · 24m

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!

E8

8. Men's Cocktails

1 Sep 2018 · 24m

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!

E9

9. Truth or Dare

8 Sep 2018 · 24m

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.

E10

10. Arrival in Okinawa

15 Sep 2018 · 24m

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!

E11

11. You Have the Wrong Idea

22 Sep 2018 · 24m

"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...

E12

12. Otori

29 Sep 2018 · 24m

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...

E1

1. Sister

8 Jul 2025 · 24m

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

E2

2. Brother

15 Jul 2025 · 24m

Shiori's here and on a mission! How will Iori handle this situation?

E3

3. Association

22 Jul 2025 · 24m

Aina is out of control! But why?

E4

4. Ticket Scramble

29 Jul 2025 · 24m

Aina has a spare ticket for the Oumi Women's University Festival, and it causes all sorts of chaos.

E5

5. First Time at a Women's University

5 Aug 2025 · 24m

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

E6

6. Back to the All-Girls College

12 Aug 2025 · 24m

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

E7

7. The Charpy Impact Test

19 Aug 2025 · 24m

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

E8

8. Coworkers

26 Aug 2025 · 24m

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

E9

9. Are You In Love?

2 Sep 2025 · 24m

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

E10

10. Movie Date

9 Sep 2025 · 24m

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

E11

11. Let's Go to an Uninhabited Island!

16 Sep 2025 · 24m

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

E12

12. Now We're Even

23 Sep 2025 · 24m

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

E1

1. Unfinished Business

7 Jul 2026 · 24m

Summer is coming to an end, and the older kids at the club want to do the things they still have left to do.

E2

2. Homecoming

14 Jul 2026 · 24m

Iori and the gang head to his family home to grab his passport for the upcoming trip.

E3

3. Saving Private Passport

21 Jul 2026 · 24m

Iori must navigate Shiori, the tourists, and the stalker on the loose to get his hands on his passport.

E4

4. The Oceans of Palau

28 Jul 2026 · 24m

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

E5

5. TV Special

4 Aug 2026 · 24m

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

E6

6. Assist

11 Aug 2026 · 24m

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

E7

7. Mother

18 Aug 2026 · 24m

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

E8

8. Mixer, Round 2

25 Aug 2026 · 24m

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

E9

9. Ordeals

1 Sep 2026 · 24m

The boys have run into several issues over the summer, and they need the collective think tank to resolve them!

E10

10. Lottery

8 Sep 2026 · 24m

Iori has a craving for his favorite food, and he also receives a lottery ticket.

E11

11. Back in Okinawa (A-Side)

15 Sep 2026 · 24m

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

E12

12. Back in Okinawa (B-Side)

22 Sep 2026 · 24m

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