Grand Blue
Grand Blue Review: Story, Cast, Rating & Final Verdict
Last updated: May 16, 2026
Movie Overview: Grand Blue
| Movie | Grand Blue |
| Release Year | 2020 |
| Director | Tsutomu Hanabusa |
| Genre | Comedy |
| Runtime | 107 minutes (1h 47m) |
| Language | JA |
Quick Verdict: Hit or Flop?
Is Grand Blue (2020) worth watching? According to our cinematic analysis, the film stands as a ABOVE AVERAGE with a verified audience rating of 5.7/10. Whether you're looking for the box office collection, ending explained, or parents guide, our review covers everything you need to know about this Comedy.
Cast & Character Study
The performances in Grand Blue are led by Ryo Ryusei . The supporting cast, including Atsuhiro Inukai and Yuki Yoda , provides the necessary layers to the central narrative.
movieMx Verdict: Is it Worth Your Time?
What Works in the Movie
While Grand Blue does not fully realize its potential, it still contains moments that may appeal to viewers who enjoy Comedy films.
- Interesting concept or premise
- Some entertaining scenes
- Supporting cast delivers occasional highlights
What Doesn't Work
Despite its strengths, Grand Blue has a few issues that may affect the overall viewing experience, particularly in terms of pacing and narrative consistency.
- Uneven pacing in certain parts of the film
- Some predictable plot developments
- May not appeal to audiences outside the Comedy fanbase
Story & Plot Summary: Grand Blue
Quick Plot Summary: Released in 2020, Grand Blue is a Comedy film directed by Tsutomu Hanabusa, written by Tsutomu Hanabusa. The narrative brings laughter through sharp writing and comedic timing, providing amusement while touching on deeper societal themes. It provides a scannable look at the movie's central conflict involving Ryo Ryusei as Iori Kitahara.
Ending Explained: Grand Blue
Grand Blue Ending Explained: Iori’s only dream is to go to college on a remote island—but when he gets roped into the school’s debaucherous, alcohol-indulgent diving club his hope for a sparkling campus life is thrown into chaos. Directed by Tsutomu Hanabusa, this 2020 comedy film stars Ryo Ryusei (Iori Kitahara), alongside Atsuhiro Inukai as Kohei Imamura, Yuki Yoda as Chisa Kotegawa, Aya Asahina as Nana Furukawa. Rated 5.7/10, the conclusion has sparked discussion among viewers.
What Happens at the End of Grand Blue?
Iori’s only dream is to go to college on a remote island—but when he gets roped into the school’s debaucherous, alcohol-indulgent diving club his hope for a sparkling campus life is thrown into chaos.
How Does Ryo Ryusei (Iori Kitahara)'s Story End?
- Ryo Ryusei: Ryo Ryusei's storyline wraps up in the final act, though some viewers have found the resolution more ambiguous than expected.
- Atsuhiro Inukai (Kohei Imamura): Atsuhiro Inukai's role in the climax proves pivotal to how the central conflict resolves.
- Yuki Yoda (Chisa Kotegawa): Yuki Yoda's character undergoes a significant shift in the final act.
What Does the Ending of Grand Blue Mean?
The ending of Grand Blue brings the narrative to a close, though viewer reception has been mixed. The resolution of Ryo Ryusei's story may not satisfy all audiences.
Grand Blue Real vs. Reel: Is it Based on a True Story?
Is Grand Blue Based on a True Story?
No, Grand Blue is a work of fiction. While the comedy film directed by Tsutomu Hanabusa and starring Ryo Ryusei may incorporate realistic themes, the characters and plot are original creations.
Who Should Watch Grand Blue?
Age Advisory: Rated Not Rated.
Consider Watching If:
- You're a completist for Comedy films
- You're curious despite mixed reviews
- You have low expectations and want casual entertainment
Where to Watch Grand Blue Online?
Streaming Hub🎟️ Rent on
Amazon Video
Apple TV Store🏷️ Buy on
Amazon VideoApple TV StoreGrand Blue Parents Guide & Age Rating
2020 AdvisoryWondering about Grand Blue age rating or if it's safe for kids? Here is our cinematic advisory:
⏱️ Runtime & Duration
The total runtime of Grand Blue (2020) is 107 minutes (1h 47m). Directed by Tsutomu Hanabusa, the film runs for 107 minutes in its complete theatrical version.
Verdict Summary
Analyzing the overall audience sentiment, verified rating of 5.7/10, and global performance metrics, Grand Blue is classified as a ABOVE AVERAGE. It remains an essential part of the 2020 cinematic calendar.
Frequently Asked Questions
Is Grand Blue worth watching?
Grand Blue is definitely worth watching if you enjoy Comedy movies. It has a verified rating of 5.7/10 and stands as a ABOVE AVERAGE in our box office analysis.
Where can I find Grand Blue parents guide and age rating?
The official parents guide for Grand Blue identifies it as Not Rated. Our detailed advisory section above covers all content warnings for families.
What is the runtime of Grand Blue (2020)?
The runtime of Grand Blue (2020) is 107 minutes (approximately 1h 47m).
movieMx Verified
This review has been verified for accuracy and editorial quality by our senior cinematic analysts.
This analysis is compiled by our editorial experts using multi-source verification and audience sentiment data for maximum accuracy.
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