◆烏の白糞 Karasu no shiro-fun.
- 解釈：それは、信じがたいことだ。
- Literal：It is white droppings of a crow.
- Interpretation：Black hen lays a white egg. It's incredible that such parents should have produced such a beautiful (and bright) daughter. It's really a case of a kite breeding a hawk.
- 類義：鳶が鷹を生む。