This is the 2114th most frequent Japanese word.
小川
Stream; small river.
Here, '小川' refers to a small stream, emphasizing its natural and geographical feature.
家の近くに小川が流れています。
A stream flows near the house.
In this sentence, '小川' is used as a proper noun to specify someone's surname.
彼の名前は小川です。
His name is Ogawa.
'小川' here denotes the setting or location, indicating a small water body where activity takes place.