Illustrations
The children's art was all done by Nisei artist Arthur Okamura, who is still around although retired. More about him here
http://www.bigbridge.org/Issue3/creeley/biooka.htm
He also wrote this book, on how to make cute toys out of paper and stuff you have lying around the house -- very much like the classic How to do nothing with nobody all alone by yourself:
http://www.shelterpub.com/_propeller/propeller_book.html
(I'd like to see what the kids in Bendo would do with this stuff)
Come to think of it I wish they'd been able to show the Christmas pageant in the film, but that would have blown their effects budget no doubt.