Question: What private railway company is based in an Italian city that had a population of 326,799 as of 2015?
Sentence (from "Goshogawara Station"): Goshogawara Station (五所川原駅 , Goshogawara-eki ) is a railway station on the Gonō Line and Tsugaru Railway Line in Goshogawara, Aomori, Japan, jointly operated by East Japan Railway Company (JR East) and the private railway operator Tsugaru Railway Company.
Relevant evidence: No