Keihan-otsukyo Station (京阪大津京駅, Keihan-Ōtsukyō-eki)is a passenger railway station located in the city of Ōtsu, Shiga Prefecture, Japan, operated by the private railway company Keihan Electric Railway. The station is located underneath the elevated tracks of the Kosei Line of West Japan Railway Company, and passenger interchange is possible with JR West Ōtsukyō Station, although the stations are not physically connected.

Keihan-otsukyo Station is a station of the Ishiyama Sakamoto Line, and is 8.5 kilometers from the terminus of the line at Ishiyamadera.

The station consists of two opposed unnumbered side platforms connected by a level crossing. The station is unattended.

station side	■ Ishiyama Sakamoto Line	for Biwako-Hamaōtsu and Ishiyamadera
opposite side	■ Ishiyama Sakamoto Line	for Sakamoto-hieizanguchi

«		Service	»
Ishiyama Sakamoto Line
Otsu-shiyakusho-mae		Local	Ōmijingūmae

The station opened on March 1, 1946 as Ōjiyama Station (皇子山駅, Ōjiyama-eki). The station was constructed at the middle position of two closed stations: Yamagami Station (山上駅), suspended on May 15, 1945 and closed upon the opening of Ōjiyama Station, and Sazanami Station (漣駅), closed on August 15, 1944. Due to a road construction project, the station was moved 52 meters north to the present location on March 18, 2006 from the original location.

The station name was changed to Keihan-otsukyo on March 17, 2018.

In fiscal 2018, the station was used by an average of 2997 passengers daily (boarding passengers only).

• JR West Ōtsukyō Station
• Ōjiyama Sports Park
• Biwako Boat Racecourse
• Otsu Municipal Prince Yama Junior High School

• List of railway stations in Japan

Media related to Keihan-Ōtsukyō Station at Wikimedia Commons

• Keihan official home page