I am always delighted to help find books for kids. I received an email asking for book recommendations for Japanese themed and Japanese/English bi-lingual books and this is what I came up with.
9 Wonderful Japanese Children's Books in Translation
Best Japanese Themed and Bi-Lingual Books for Kids
Multicultural Books for Children: 60+ Book Lists - Pragmatic Mom
Books about Japan for Kids: Explore the World from Home!
The Best Children's Books of 2022 - The New York Times
Books that Teach Japanese to Children » KidsTravelBooks
Best Japanese Themed and Bi-Lingual Books for Kids
Japanese Stories for Language Learners: Bilingual Stories in Japanese and English (Online Audio Included): 9784805314685: McNulty, Anne,
Japanese Stories for Language Learners: Bilingual Stories in Japanese and English (Online Audio Included)
Best Japanese children's books in English