Niigata Kotsu Sado is the business founded in 1986.
According to PR-model, sado-bus.com is ranked 841,468th in multilingual Wikipedia, in particular this website is ranked 54,443rd in Chinese Wikipedia.
The website is placed before asoelhok.blogspot.com and after pontelambro.co.it in the BestRef global ranking of the most important sources of Wikipedia.