What was Sora Iro no Tane advertising? One of the earliest Ghibli works, Sora Iro no Tane or The Sky-Colored Seed, was an advertisement broadcast on Japanese TV in 1992.

This little green dude seems to be the mascot of the product, he seems to be a pig:



I can't find any information about what it was advertising originally, and I can't draw a logical conclusion from the show.

Does anyone know what it was advertising? And how were the animation clips relevant?
Sora Iro no Tane was a TV spot made for Nippon TV in 1993 to commemorate its 40th anniversary.

The creature is called "Nandarou" (lit. What is it?) and designed by Hayao Miyazaki himself.