There's a long history of anthropomorphic animals in Japanese literature. The so-called 'funny animal scrolls' were the first narratives in Japanese history, and the heroes of many folk tales have animals as their companions.
Stan SakaiKids just don't read any more. They spend much more time with video games. It's just hard to get kids to read anything. Book sales have dropped dramatically, too. I think 90% of the books are bought only by 5% of the US population.
Stan Sakai