The soundtrack, composed by Akihito Tokunaga, is catchy and memorable, with a mix of upbeat and heartwarming themes. The sound effects are also well-done, adding to the overall comedic effect of the film.
Some players felt the "two worlds" concept could have been tighter — certain Akita-side quests feel like filler compared to the rich lore of Coal Town. Also, the ending is deliberately low-key: the tunnel closes, but Shin-chan and Shiro keep a small coal pebble as a keepsake. No massive goodbye scene. If you prefer explosive endings, this might feel underwhelming — but if you like Kiki's Delivery Service or Only Yesterday -style quiet closure, it's perfect. shin chan shiro and the coal town fix