This is the 4458th most frequent Japanese word.
大塚
"Ōtsuka" (大塚) is a Japanese surname or place name meaning "large mound" or "big hill."
In this context, '大塚' refers to the name of an area or place.
今日は大塚で友達と会います。
I will meet my friend in Ōtsuka today.
In this sentence, '大塚' is used as a proper noun referring to a specific location, Ōtsuka Station.
大塚駅はとても便利です。
Ōtsuka Station is very convenient.
Here, '大塚' is used as part of a surname, referring to an individual named Ōtsuka.