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Cover of Lu Over the Wall

film

Lu Over the Wall

2018

In a small fishing village, a gloomy middle school student named Kai meets a mermaid named Lu.

Ages 8+Source checked

Why this age? Generally suitable for children, but repeated peril, merfolk threatened by sunlight, a character's death backstory, flooding, prejudice, and emotionally intense danger may trouble younger viewers. This is guidance, not a safety guarantee; reading level and family context may differ.

Quick view

At a glance

Recommended age8+

Strongest cautions

  • Frightening scenes3/5
  • Death of a character2/5
  • Romance2/5

Strongest positives

  • Courage & resilience4/5
  • Creativity & curiosity4/5
  • Kindness & empathy4/5

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What’s in it?

Products & advertising1/5
Why this rating?

No significant product placement or commercial tie-ins.

Death of a character2/5
Why this rating?

Lu's mother was killed by a ship, and the story includes implied danger to sea creatures and townspeople, but death is not the central focus.

Strong language1/5
Why this rating?

Mild, occasional character bickering typical for a youth-oriented film.

Romance2/5
Why this rating?

Kai and Lu develop a close friendship and declare their love at the end; the treatment is gentle and age-appropriate.

Frightening scenes3/5
Why this rating?

Threats include merfolk burning in sunlight, capture, anti-merfolk hostility, a curse, flooding, and dangerous escapes.

Violence2/5
Why this rating?

Includes light fantasy peril, with minor conflicts involving merfolk being captured and a town flooding.

What’s good in it?

Courage & resilience4/5
Why this rating?

Kai and Yūho confront danger to rescue Lu, while merfolk and townspeople work together despite fear and a rising flood.

Creativity & curiosity4/5
Why this rating?

Highly imaginative animation and a unique story that encourages curiosity.

Diverse representation2/5
Why this rating?

Diverse range of characters in the town setting, though not a primary focus of the narrative.

Educational value1/5
Why this rating?

Promotes appreciation for music and creative expression.

Kindness & empathy4/5
Why this rating?

Kindness and cooperation are central to resolving the conflict in the final act.

Positive messages4/5
Why this rating?

Strong positive messages about expressing oneself through art, empathy, and moving past prejudices.

Good role models3/5
Why this rating?

Kai makes selfish mistakes but apologizes and helps; Kai and Yūho show courage, while some adults act fearfully or irresponsibly before changing.

Family discussion

Talk about it

Conversation starters based on this title’s published content notes.

  1. What did courage look like in this story? Was being brave always the same as being fearless?
  2. Which moment felt most tense or frightening? What helped the characters handle fear?
  3. Which choice in Lu Over the Wall would you have made differently, and why?
  4. Who changed the most in Lu Over the Wall, and what caused that change?
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