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A young girl named Ruka, whose parents are separated and whose father works at an aquarium, finds herself drawn to two mysterious boys, Umi and Sora. Raised by dugongs in the sea, the boys are brought to the aquarium, and Ruka discovers she shares a supernatural connection to the ocean like them. Unusual events begin to occur, including the unexpected appearance of marine life and the disappearance of aquarium animals. As Ruka investigates, she and her new friends must uncover the source of their power and the cause of the escalating disturbances in the ocean.

A young girl named Ruka, whose parents are separated and whose father works at an aquarium, finds herself drawn to two mysterious boys, Umi and Sora. Raised by dugongs in the sea, the boys are brought to the aquarium, and Ruka discovers she shares a supernatural connection to the ocean like them. Unusual events begin to occur, including the unexpected appearance of marine life and the disappearance of aquarium animals. As Ruka investigates, she and her new friends must uncover the source of their power and the cause of the escalating disturbances in the ocean.

Does Children of the Sea have end credit scenes?

No!

Children of the Sea does not have end credit scenes. You can leave when the credits roll.

Meet the Full Cast and Actors of Children of the Sea

Explore the complete cast of Children of the Sea, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.


Ratings and Reviews for Children of the Sea

See how Children of the Sea is rated across major platforms like IMDb, Metacritic, and TMDb. Compare audience scores and critic reviews to understand where Children of the Sea stands among top-rated movies in its genre.


Echo Score

The Movie Echo Score

60

Children of the Sea presents a striking visual feast that is counterbalanced by a fragmented narrative, resulting in a mixed overall impression. Critics and users alike commend the vivid animation, atmospheric water imagery, and evocative soundtrack, describing the film as a visual wonder. Conversely, many point to a disjointed plot, opaque thematic execution, and pacing issues that leave viewers unsettled. The combination of strong sensory craftsmanship with uneven storytelling yields a moderately favorable but cautious recommendation.

The Movie Echo Score Breakdown for Children of the Sea

82
Echo Score

Art & Craft

The film excels in visual craftsmanship, with critics highlighting its vivid animation, stunning water imagery, and meticulous hybrid hand‑drawn CGI. The direction and production design create an immersive oceanic world that many consider poetic. A few reviewers note occasional excess that overwhelms the aesthetic balance. Overall, the artistic execution stands out as a major strength of the movie.

50
Echo Score

Character & Emotion

Character portrayal is uneven, with some viewers finding the romantic subplots and interactions forced or out of character. While the animation captures subtle expressions, the lack of clear development and occasional cringe‑worthy moments reduce emotional resonance. Positive remarks are sparse, focusing on brief moments of nuanced performance. Consequently, character depth and chemistry are perceived as middling.

38
Echo Score

Story & Flow

Narrative coherence is a persistent concern; many critics describe the plot as fragmented, confusing, and lacking closure. The pacing is cited as slow, and thematic ambitions are seen as overwhelming rather than enlightening. A minority appreciate the ambition and philosophical scope, yet the overall consensus points to a story that fails to engage consistently. Storytelling therefore registers as a notable weakness.

78
Echo Score

Sensory Experience

Sensory experience receives strong praise for its breathtaking visuals, atmospheric sound design, and an evocative musical score that complement the oceanic setting. Reviewers emphasize the beauty of the water imagery and the immersive audio landscape. Some note occasional visual overload, but these instances do not diminish the overall sensory impact. The auditory and visual elements together form a compelling highlight of the film.

48
Echo Score

Rewatch Factor

Rewatch potential is mixed; the film’s visual splendor invites repeat viewings, yet narrative opacity and pacing issues deter many from returning. Some users express a desire to revisit the film to unpack its thematic layers, while others find the experience pretentious enough to avoid a second watch. This split perception yields a moderate rewatch factor.

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Children of the Sea Themes and Keywords

Discover the central themes, ideas, and keywords that define the movie’s story, tone, and message. Analyze the film’s deeper meanings, genre influences, and recurring concepts.


aquariumfishseabeachfriendshipboatfemale protagonistvoice overvoice over narrationseasideyoung girlhandballtrippedturtleclassroomtrainice creamthunderstormheavy rainsharkslapped in the faceunderwater scenecookingnightcampfirewill o' the wispballscene after end creditsnewborn babynewbornbabyumbilical cordcutting umbilical cordstarfishjapanese animationjapansea lifemontageunderwaterschoolgirlsummer vacationsummerseaside towndetentionbruised kneemeteoritehumpback whalewhale songwhale sharkrain
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Browse a curated list of movies similar in genre, tone, characters, or story structure. Discover new titles like the one you're watching, perfect for fans of related plots, vibes, or cinematic styles.


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