I think the legends of dragon in Japan was made by the people who saw the tornades that connect the ground with sky.
Speaking of Hokuryu Town, it was devided from Uryu Town located in the south of Hokuryu Town. The name of Hokuryu derives from north of Uryu that is the namesake of Urirobetsu that means the river where many cormorants range in the language of indegenous people in Hokkaido Ainu.
There is no legend of dragon in Hokuryu Town but the citizen of Hokuryu Town need the power of dragon in the economy.
The stairs to the nursing room are decorated. "Stamp rally"is arranged by the associatuion of roadside station. If you can collect all the stamps of the roadside station in Mikasa City, Ashibetsu City, Utashinai City, Takikawa City, Urausu Town Fukagawa City, Chippubetsu Town, Yubari City and Hokuryu Town on the form placed in each station and put it to the post in any roadside station, something will be sent to your address as a present.