Kazusa-Okitsu Station (上総興津駅, Kazusa-Okitsu-eki) is a passenger railway station located in the city of Katsuura, Chiba Prefecture, Japan operated by the East Japan Railway Company (JR East).

Kazusa-Okitsu Station is served by the Sotobō Line, and is located 77.2 km (48.0 mi) from the official starting point of the line at Chiba Station.

Kazusa-Okitsu Station has two opposed side platforms connected to a wooden station building by a footbridge. The station is staffed.

1	■ Sotobō Line	Awa-Kamogawa
2	■ Sotobō Line	For Katsuura, Mobara, Soga, Chiba

Kazusa-Okitsu Station was opened on 1 April 1927. It was absorbed into the JR East network upon the privatization of the Japan National Railways (JNR) on 1 April 1987.

In fiscal 2019, the station was used by an average of 182 passengers daily (boarding passengers only).

• National Route 128
• Okitsu Port

• List of railway stations in Japan

Media related to Kazusa-Okitsu Station at Wikimedia Commons

• JR East Station information (in Japanese)