Beckinsale great-grandfather was a native of Burma, and Kate says that as a child she had a "very Asian appearance". Beckinsale’s stepfather, who came from a working-class family, thought it was pretty funny to hear the curses of the smart girl and he encouraged her for that.

Monkey Park Jigokudani is located near Yamanouchi. The place is also called a "Valley of hell". The streams of boiling water splash through the cracks in the frozen soil.