Passage: Nikkō National Park (日光国立公園, Nikkō Kokuritsu Kōen) is a national park in the Kantō region, on the main island of Honshū in Japan.  The park spreads over four prefectures: Tochigi, Gunma, Fukushima, and Niigata, and was established in 1934.

Question: When was Nikko National Park established?
1934