The idea of making a film about a family struggling to survive in a world cut off from electricity first came to Japanese film director Shinobu Yaguchi about 15 years ago.
"Crayon Shin-chan: Invasion!! Alien Shiriri (クレヨンしんちゃん 襲来!!宇宙人シリリ)" is a Japanese 2D animated adventure comedy in Japanese that's the 25th instalment in the "Crayon Shin-chan" franchise. Crayon Shin-chan is also known as 蠟筆小新, or La bi Xiao xin, in Chinese.