Movies Like Children of the Sea

If you liked Children of the Sea (2019), a animation and fantasy movie directed by Ayumu Watanabe, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
Modest Heroes (2018)
★ 6.7/10Also animation and fantasy
Two tiny, aquatic humanoids search for their missing father, a boy battles a lethal allergy to eggs, and an invisible salaryman tries to become a hero.
2
Lonely Castle in the Mirror (2022)
★ 7.1/10Also animation and mystery
Shy outcast Kokoro has been avoiding school for weeks when she discovers a portal in her bedroom mirror. She reaches through and finds herself transported to an enchanting castle where she is joined by six other…
3
Bleach the Movie: Memories of Nobody (2006)
★ 6.9/10Also fantasy and animation
In Karakura Town, unidentifiable spirits begin appearing en mases. While attempting to deal with these strange souls, Ichigo Kurosaki and Rukia Kuchiki meet Senna, a mysterious shinigami who wipes out most of them…
4
That Time I Got Reincarnated as a Slime the Movie: Tears of the Azure Sea (2026)
★ 8/10Also animation and fantasy
After concluding the opening ceremony of the Demon Kingdom Federation Tempest, Rimuru and his companions are invited by the Celestial Emperor Hermesia of the great elven nation – the Magi Dynasty Salion – to visit her…
5
K: Missing Kings (2014)
★ 6.6/10Also animation and fantasy
The "Academy Island Incident" in which four "kings" cross paths... Since then, Silver Clansmen Kuroh Yatogami and Neko have been searching for their master, Shiro. Without finding any clues to Shiro's whereabouts, the…
6
Mononoke the Movie: The Phantom in the Rain (2024)
★ 7.3/10Also animation and fantasy
In the chambers of the Edo harem, two newcomers uncover political intrigue, rivalry and a vengeful spirit only one traveling medicine seller can vanquish.
7
Brave Story (2006)
★ 6.4/10Also animation and adventure
Jr. High School Student Wataru and his friends like playing in an abandond building and looking for ghosts. However it seems he is not the only one. Another mysterious student Mitsuru shows Wataru that there is a…
8
Bungo Stray Dogs: Dead Apple (2018)
★ 8.1/10Also animation and mystery
A large scale catastrophe is occurring across the planet. Ability users are discovered after the appearance of a mysterious fog, apparently having committed suicide, so the Armed Detective Agency sets out to…
9
That Time I Got Reincarnated as a Slime the Movie: Scarlet Bond (2022)
★ 7.4/10Also animation and fantasy
A long-running conspiracy is swirling over a mysterious power wielded by the Queen in Raja, a small country west of Tempest. When a slime who evolved into a Demon Lord named Rimuru Tempest crosses paths with Hiiro, a…
10
The Girl from the Other Side (2023)
★ 7.8/10Also animation and mystery
Once upon a time, in a far, faraway place, there were two lands. The world was divided into an inner land and an outer land. People feared the outer land, inhabited by eerie beings, the carriers of curse. One day, on…
11
xxxHOLiC The Movie: A Midsummer Night's Dream (2005)
★ 6.6/10Also animation and mystery
Invited to a wealthy client's mansion, time-traveling witch Yuko and her companions arrive to find a group of collectors assembled to participate in a mysterious auction. And the mystery only deepens when the…
12
The Wonderland (2019)
★ 6.4/10Also animation and fantasy
The story follows Akane, a girl with no self-confidence. On the day before her birthday, she meets a mysterious alchemist, Hippocrates, and his student, Pipo, who both tell her they're on a mission to save the world…
13
One Piece: Heart of Gold (2016)
★ 7.4/10Also animation and adventure
A girl named Olga is pursued by both the World Government and a man named Mad Treasure, as she is the only one who knows the location of the Pure Gold, a substance that can buy the entire world. Olga ends up sailing…
14
Crayon Shinchan the Movie: Fast Asleep! The Great Assault on the Dreaming World (2016)
★ 6.6/10Also adventure and animation
One night, the Nohara family were enjoying a pleasant dream, when suddenly a big fish appeared in their dreams and ate them. The next morning, Hiroshi read in the newspaper that everybody in another town had the same…
15
Ponyo (2008)
★ 7.8/10Also animation and fantasy
When Sosuke, a young boy who lives on a clifftop overlooking the sea, rescues a stranded goldfish named Ponyo, he discovers more than he bargained for. Ponyo is a curious, energetic young creature who yearns to be…
16
One Piece: Giant Mecha Soldier of Karakuri Castle (2006)
★ 6.9/10Also animation and adventure
The Straw Hats visits an island, known as Mecha Island, where a fisherman sings an old folk song about a Golden Crown. Searching for that mysterious treasure, they find a hidden entrance into the island. The island's…
17
Pom Poko (1994)
★ 7.2/10Also adventure and animation
The Raccoons of the Tama Hills are being forced from their homes by the rapid development of houses and shopping malls. As it becomes harder to find food and shelter, they decide to band together and fight back. The…
18
Crayon Shinchan the Movie: Dangerous Honeymoon -The Lost Daddy- (2019)
★ 7/10Also animation and adventure
Hiroshi and Misae have never been to a honeymoon trip to a foreign country. One day, Misae discovered an inexpensive and family-friendly holiday package to Australia and the Nohara family decided to make it their first…
19
One Piece Film: Z (2012)
★ 7.5/10Also animation and fantasy
Zephyr, now known as Z, rides the seas with only one goal: Destroy all pirates and their dreams at becoming King of Pirates. When Luffy and his crew encounter him at sea, not only are they utterly defeated by the man…
20
One Piece: Stampede (2019)
★ 7.8/10Also animation and adventure
The world's boldest buccaneers set sail for the great Pirate Festival, where the Straw Hats join a mad-dash race to find Gol D. Roger's treasure. There's just one little problem: An old member of Roger's crew has a…