Wondering why a sophisticated Japanese diplomat would attend the Amish/Mennonite Game, Rosannadanna is astonished to learn that Yobu does in fact have Mennonite ancestors. One of his ancestors was a distinguished poet named Yaguchi.

tenchi muyou
She also learns that the Japanese colony on the moon has several embassies on earth, monitoring societies as diverse as the Ainu in Japan and the 'Kung bushmen in southern Africa, as well as the Amish.
When Rosannadanna undresses at home, she finds to her great surprise that Yobu has inserted a little twist of lavender paper into her cape dress. Blushing to think of his proximity to her maiden bosom, she untwists the paper to read: