[DeepL Translation - needs review] YUCCO and the other three were sent to a strange planet in outer space because they said "I want to go far away" in front of Hakase. They are transported to a mysterious planet where what they say becomes reality. The three play around with each other, but there is a terrible crisis looming in Tokijyo City! From intermediate level of elementary school
(Translator: DeepL)
A relatively light and easy read
Despite being a spin-off novel targeted at a younger audience, the story manages to tow the line between being entertaining and accessible. The pacing could have been a bit faster, however I imagine a native reader would be able to finish in at least half the time it took me, so it's most likely just my pace.
As for it's value as a learning resource: the grammar is incredibly simple and straight-forward, but the vocabulary in some sections can range from a few uncommon words, to very obscure