This is the 4192nd most frequent Japanese word.
中上野
"中上野" (Naka-Ueno) refers to a place name, typically meaning "Central Ueno" in English, often used to describe a specific area in Ueno, Tokyo.
This sentence uses '中上野' as a proper noun referring to a station name.
中上野駅は便利な場所にあります。
The Nakaueno Station is located in a convenient area.
In this sentence, '中上野' functions as a place name, indicating a location.
彼の家は中上野の近くです。
His house is near Nakaueno.
Here, '中上野' is subject of discussion and refers to the place itself.