S01E01 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...
Grand Blue Dreaming
Overview
A college student joins the local diving club after meeting some rowdy upperclassmen. New adventures in booze and the ocean await.
Episodes
S01E02 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...
S01E03 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...
S01E04 The Male Beauty Pageant
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...
S01E05 Too Late
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...
S01E06 First Buddy
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...
S01E07 Doubles
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...
S01E08 Men's Cocktails
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...
S01E09 Truth or Dare
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...
S01E10 Arrival in Okinawa
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...
S01E11 You Have the Wrong Idea
"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....
S01E12 Otori
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...
Cast
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)
