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Season guide

Grand Blue Dreaming: Season 2

12 episodes Premiered Jul 8, 2025 Updated Oct 5, 2026

University is back in session for Iori, bringing a return of booze-fueled parties, diving club shenanigans, a surprise from his sister, and wild tests of courage that ensure normal college life remains anything but ordinary. Iori and his beloved crew of lively splash artists dive back into the madness as new adventures in booze and the ocean await. A college student previously joins the local diving club after meetin

Previously on Grand Blue Dreaming

Season 2 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ A college student joins the local diving club after meeting some rowdy upperclassmen.
  • ⚡ New adventures in booze and the ocean await the characters.
  • ⚡ The story is based on a Japanese manga series written by Kenji Inoue and illustrated by Kimitake Yoshioka.
  • ⚡ The series is also known simply as Grand Blue.
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Season overview

University is back in session for Iori, bringing a return of booze-fueled parties, diving club shenanigans, a surprise from his sister, and wild tests of courage that ensure normal college life remains anything but ordinary. Iori and his beloved crew of lively splash artists dive back into the madness as new adventures in booze and the ocean await. A college student previously joins the local diving club after meeting some rowdy upperclassmen, setting the stage for ongoing escapades. The series, also known simply as Grand Blue, is a Japanese manga series written by Kenji Inoue and illustrated by Kimitake Yoshioka. As the narrative continues, the characters navigate their university experiences, combining collegiate life with the distinct antics of their diving club associations. The ongoing exploits capture the unique blend of university routines and club activities that characterize the continuing journey of the main cast.

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Season 2 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 2 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 2: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

25%
75%
Mytharc (3): Crucial lore & season climaxes
Core (9): Character development & subplots
Side Quest (0): Standalone / filler
S2·E1 Mytharc

Sister

Jul 8, 2025 · 24 min

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

S2·E2 Core

Brother

Jul 15, 2025 · 24 min

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

S2·E3 Core

Association

Jul 22, 2025 · 24 min

Aina is out of control! But why?

S2·E4 Core

Ticket Scramble

Jul 29, 2025 · 24 min

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

S2·E5 Core

First Time at a Women's University

Aug 5, 2025 · 24 min

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

S2·E6 Core

Back to the All-Girls College

Aug 12, 2025 · 24 min

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

S2·E7 Core

The Charpy Impact Test

Aug 19, 2025 · 24 min

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

S2·E8 Core

Coworkers

Aug 26, 2025 · 24 min

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

S2·E9 Core

Are You In Love?

Sep 2, 2025 · 24 min

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

S2·E10 Core

Movie Date

Sep 9, 2025 · 24 min

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

S2·E11 Mytharc

Let's Go to an Uninhabited Island!

Sep 16, 2025 · 24 min

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

S2·E12 Mytharc

Now We're Even

Sep 23, 2025 · 24 min

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

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