Nasu Highland park is an amusement Park in the Nasu highlands area. Surrounded by mountains on one side and the valley below, it really is a scenic spot.It opened in 1969 as a sports park and as a “ride park ” in 1979, so I guess that the current style.. Hard to tell sometimes with online translation.
There are around 40 different attractions and 10 coasters of some type or other, plus restaurants & shops.. Its open from 9:30 am to around 5:00 pm in summer and closes around February/March with shorter hours for the rest of winter.
You can get day tickets, entry only, ride tickets and many other types to suit you needs. Including coupons from their website.