Hanakappa: Hana-sake! Pakkaan♪ Chou no Kuni no Daibouken

Hanakappa: Hana-sake! Pakkaan♪ Chou no Kuni no Daibouken was produced by Group TAC and released in 2013 as a feature-length film expansion of the popular Hanakappa television series. The franchise originated from a picture book by Shinji Yazaki, which centers on a young kappa whose head sprouts different flowers depending on his mood. The film was conceived to capitalize on the series' established success in children's television, aiming to provide a larger-scale cinematic adventure that maintained the gentle, colorful aesthetic of the source material.

The production sought to broaden the narrative scope of the series by transporting the familiar characters to the 'Kingdom of Butterflies.' The creative team focused on retaining the simple, whimsical art style characteristic of the television broadcasts while incorporating more fluid animation sequences suitable for the big screen. Upon its release, the film was received primarily as a family-friendly entry within the long-running franchise, reinforcing the themes of environmental appreciation and curiosity that defined the original books and series.