After years of anticipation, Grand Blue Dreaming Season 2 is finally on its way. The anime that brought fans non-stop laughter, outrageous college antics, and a surprisingly heartfelt story is making a comeback this summer. For those who enjoyed the wild ride of the first season or have been patiently waiting for updates, here’s everything you need to know about the upcoming season, including the Grand Blue season 2 release date, trailer, cast, and where to watch it.
Grand Blue Season 2 Announcement: Long-Awaited News
The official confirmation for Grand Blue Dreaming Season 2 came on September 29, 2024—six years after the first season aired in 2018. The announcement featured a teaser image of the beloved “Peek a Boo” diving club members celebrating under a vibrant summer sky, reigniting excitement across the anime community.
Fans were thrilled to hear that Zero-G, the studio behind the original anime, is returning for the sequel, now teaming up with Liber for the production. With the original director Shinji Takamatsu also returning, fans can expect the same outrageous energy that made the first season a cult favorite.
Grand Blue Dreaming Season 2 Release Date
Mark your calendars—Grand Blue Dreaming Season 2 is set to premiere on July 7, 2025, at 24:30 JST (effectively July 8 at 12:30 AM). This summer release keeps in line with the original season, which also aired during the same season back in 2018.
Grand Blue Dreaming Season 2 Trailer
Grand Blue Dreaming Season 2 is set to premiere in Japan on July 8, 2025. The upcoming season continues the comedic adventures of Iori Kitahara and his friends as they navigate college life and diving club antics. New characters, including Iori’s younger sister Shiori Kitahara, will be introduced, adding fresh dynamics to the story. The series is produced by studios Zero-G and Liber, with Shinji Takamatsu returning as director. The opening theme, “Seishun Towa,” is performed by Shonan no Kaze and Atarashii Gakko!
Grand Blue Season 2 Plot: What to Expect
Season 2 will pick up after Iori Kitahara completes his diving course in Okinawa. He returns home, only to receive a letter from his younger sister, Shiori, setting off a new wave of adventures—and probably more trouble.
Based on the manga by Kenji Inoue and Kimitake Yoshioka, Grand Blue Dreaming Season 2 continues to blend comedy, college life, and scuba diving into one of anime’s most unique coming-of-age stories. Expect more laugh-out-loud moments, unexpected twists, and of course, a lot of shirtless partying.
Returning Cast and Production Team
Most of the original voice cast is returning for Season 2, including:
- Yuma Uchida as Iori Kitahara
- Ryohei Kimura as Kohei Imamura
- Hiroki Yasumoto as Shinji Tokita
- Katsuyuki Konishi as Ryujiro Kotobuki
- Chika Anzai as Chisa Kotegawa
- Maaya Uchida as Nanaka Kotegawa
- Takuya Eguchi as Hajime Nojima
- Kana Asumi as Aina Yoshiwara
New characters will also join the fun, with voice actors Aya Yamane, Sumire Morohoshi, and Yoshino Aoyama voicing fresh faces that will no doubt stir up more comedic drama.
Where to Watch Grand Blue Season 2
Though an official streaming platform hasn’t been confirmed yet, it’s likely that Grand Blue Season 2 will be available on popular anime platforms such as Crunchyroll, Netflix, or HiDive, just like the first season. Fans can expect details on where to watch Grand Blue Season 2 to be announced closer to the release date.
If you want to see what happens next in the series, including manga arcs and upcoming episodes, check out our Full Guide on Grand Blue Season 3, covering the release date expectations, manga adaptation, and streaming info.
Grand Blue Season 1 Recap
Before diving into the new season, here’s a quick Grand Blue Season 1 recap. The story follows Iori Kitahara, a college freshman who moves to the coastal town of Izu and gets entangled in the wild lifestyle of the local diving club. What starts as a simple college experience quickly spirals into drunken escapades, misunderstandings, and chaotic friendships.
Despite its outrageous humor, the anime has moments of genuine emotion, especially around the bonds formed through diving. The first season consisted of 12 episodes and has been praised for its unique blend of slapstick and slice-of-life storytelling.
Grand Blue Season 2 Manga and Source Material
Grand Blue Dreaming is based on the manga serialized in Kodansha’s Good! Afternoon since April 2014. As of April 2024, there are 22 volumes available. The manga is still ongoing and is officially available in English from Kodansha USA.
If you want a head start on what’s coming in Grand Blue season 2 anime, the manga is a great place to begin. The new season is expected to adapt more of the arcs involving Iori’s interactions with Shiori and other college shenanigans.
Final Thoughts
The return of Grand Blue Dreaming Season 2 is a dream come true for long-time fans. With its familiar cast, experienced staff, and the same irreverent tone, the new season promises to deliver another wave of unforgettable moments. Whether you’re a fan of the manga or just someone who loves offbeat comedy, summer 2025 is looking bright.
Don’t forget to catch the Grand Blue Dreaming Season 2 trailer, brush up on the Grand Blue season 1 recap, and get ready to dive into more laughter when the new season airs this July!
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