Books: picture books, such as the story of bamboo, the story of Momotaro and other traditional Japanese fairy tales; Japanese children's editions of world masterpieces, such as The Little Prince, Andersen's Fairy Tales and Bookworm.

1): The font is large enough, and Japanese is marked with pseudonyms.

2) Text: The article is moderate in length and difficulty, lively and interesting, and close to life (colloquial); There is a Chinese translation, preferably with pictures and texts.

3) Sound: There is a matching MP3, with standard pronunciation, moderate speech speed and beautiful pronunciation, which is easy to follow and imitate.