Movies Like Rainbow Fireflies

If you liked Rainbow Fireflies (2012), a fantasy and animation movie directed by Konosuke Uda, 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
Stand by Me Doraemon (2014)
★ 7.5/10Also animation and fantasy
Sewashi and Doraemon find themselves way back in time and meet Nobita. It is up to Doraemon to take care of Nobita or else he will not return to the present.
2
Crayon Shin-chan: Super-Dimension! The Storm Called My Bride (2010)
★ 7.6/10Also animation
Shin-chan is approached by his time-traveling future bride-to-be Tamiko, who asks him to help save his adult self from the ruler of Neo Tokio.
3
Pokémon: Arceus and the Jewel of Life (2009)
★ 7.1/10Also animation and fantasy
When the creator of the world, Arceus, comes to pass judgement on humanity for the theft of the legendary Jewel of Life, Ash and his friends are sent back in time to possibly reverse the events that led to Arceus'…
4
One Piece: Clockwork Island Adventure (2001)
★ 6.9/10Also animation
Relaxing on a cozy beach, the Straw Hat Pirates are taking a rest from their quest. Right until Luffy noticed the Going Merry has been hijacked and sailed off from the beach. This leads them to search the ship and find…
5
Crayon Shin-chan: Honeymoon Hurricane ~The Lost Hiroshi~ (2019)
★ 7/10Also animation
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…
6
Doraemon: Nobita's Great Adventure in the South Seas (1998)
★ 6.6/10Also animation and fantasy
Nobita coaxes his friends to join him for a treasure hunt but an eerie event transports them to the past. However, their hunt for treasure is not easy as they come face-to-face with pirates.
7
One Piece: Curse of the Sacred Sword (2004)
★ 6.9/10Also animation
The Straw Hat Pirates landed at Asuka Island, home of the most valuable sword in the world: The Seven Star Sword. Which was said to curse anyone who takes it in possession. When they got back to the Going Merry, they…
8
One Piece: Chopper's Kingdom in the Strange Animal Island (2002)
★ 6.7/10Also animation
As the Straw Hat Pirates sail through the Grand Line, a sudden eruption of geysers beneath the Going Merry sends the crew flying over a nearby island. In the chaos, Chopper falls overboard and becomes separated from…
9
Mirai (2018)
★ 7.2/10Also animation and fantasy
Four-year-old Kun struggles with jealousy after his newborn sister, Mirai, begins receiving most of his family’s attention. Retreating to the garden, he encounters Mirai as a teenager from the future and embarks on…
10
Yo-kai Watch: The Movie (2014)
★ 7.7/10Also animation and fantasy
When the evil Yo-Kai Kin, Gin and Bronzlow makes the Yo-Kai Watch disappear from time so they can help Dame Dedtime prevent humans and Yo-Kai from being friends, Nate Adams finds help in the Yo-Kai Hovernyan, who takes…
11
Stand by Me Doraemon 2 (2020)
★ 7.8/10Also animation and fantasy
Nobita travels to the future to show his beloved grandma his bride, but adult Nobita has fled his own wedding.
12
Legend of the Millennium Dragon (2011)
★ 6.2/10Also animation and fantasy
A spectacular journey of an unwilling young hero thrust into a mysterious past full of monsters, dragons, and strange hidden powers. Through a series of out of this world battles and adventures, Jun, a shy middle…
13
Bleach the Movie: Fade to Black (2008)
★ 7.1/10Also animation and fantasy
A strange disturbance in the World of the Living sends Ichigo and Kon to the Soul Society, where the Seireitei has been devastated by an explosion of reishi and Rukia is missing. Stranger still, none of the Soul…
14
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…
15
To Every You I've Loved Before (2022)
★ 6.8/10Also animation
While struggling to make friends after his parents’ divorce, Koyomi Takasaki meets Kazune Takigawa, but apparently, they already have. Kazune reveals that she’s from World Line 85, an alternate universe in which she…
16
Extinct (2021)
★ 6.2/10Also animation
Op and Ed, two adorable donut-shaped animals - flummels - accidentally time-travel from 1835 to modern-day Shanghai. There they discover traffic, trans fats, and worst of all, that flummels are now extinct. It's up to…
17
Gintama: The Final Chapter - Be Forever Yorozuya (2013)
★ 8.1/10Also animation
What would have happened if the Shiroyasha never existed? Edo is thrown to chaos by a mysterious cause. Sakata Gintoki, now lives in a world where the future has changed, without him. What has happened to the Yorozuya?…
18
One Piece "3D2Y": Overcome Ace's Death! Luffy's Vow to his Friends (2014)
★ 7.1/10Also animation and fantasy
The special takes place during the two year before the Straw Hats reunite on Sabody. Luffy is currently in Rusukaina training to get stronger to take on the New World. However the training is interrupted when Hancock's…
19
Mai Mai Miracle (2009)
★ 7.1/10Also animation
Inspired by her grandfather's stories, young Shinko embarks on wild flights of fancy about the history of the little town she lives in. But dreams can't fend off the realities of growing up.
20
Doraemon: Nobita's New Great Adventure Into the Underworld - The Seven Magic Users (2007)
★ 7.2/10Also animation and fantasy
Nobita wishes the world into a magic-reliant one with Doraemon's Moshimo-Box, and, along with his friends, must stop an asteroid from hitting the planet with help from a sorcerer-in-training.