This is the 4497th most frequent Japanese word.
室蘭
Muroran: A city in Hokkaido, Japan.
Here '室蘭' is used as a proper noun to refer to the specific city named Muroran.
室蘭は北海道の都市で、鉄鋼業が盛んです。
Muroran is a city in Hokkaido, known for its flourishing steel industry.
In this sentence, '室蘭' denotes the destination of the train, referring to Muroran.
次の室蘭行きの列車は午後三時に出発します。
The next train to Muroran departs at 3 pm.
In this example, '室蘭' is employed to describe attributes of the city Muroran, specifically its natural scenery.