This is the 4517th most frequent Japanese word.
小郡
"小郡" (Ogori) is a place name in Japan, often referring to a city or town.
Here, '小郡' refers to a specific place name, Ogori City, and is used as a proper noun.
小郡市は静かな街です。
Ogori City is a quiet town.
In this sentence, '小郡' is used to denote a destination, namely the area of Ogori.
彼は小郡まで電車で通勤しています。
He commutes to Ogori by train.
Here, '小郡' is utilized to designate the subject of discussion, being the historical context of Ogori.