Los Angeles Times by Charles Solomon

Inventive and imaginative, Napping Princess confirms [Kamiyama] as one of the most interesting writer-directors working in Japanese animation.

Time Out London

This is a fun action adventure that resonates because it doesn’t glamorise everything. You feel a warmth after watching it, as there’s something in its depiction of imperfect, loving family relationships that stays with you.

Total Film by Matt Looker

As reality and fantasy blur, we’re taken on an occasionally confounding but enchanting quest with poignant reveals in store.

Time Out London by George Art Baker

This is a fun action adventure that resonates because it doesn’t glamorise everything. You feel a warmth after watching it, as there’s something in its depiction of imperfect, loving family relationships that stays with you.

The Hollywood Reporter by John DeFore

Kamiyama, a vet of the Ghost in the Shell franchise, brings plenty of sci-fi genre ingredients to what at times might look like a Miyazaki coming-of-age adventure. Though occasionally lopsided, the mix works well.

The Guardian by Mike McCahill

It starts feeling fairly mechanised itself, every clank of those boysy Transformer knock-offs further drowning out its wistful heroine.