is a subway train station in Bunkyà Â, Tokyo, Japan, operated by the Tokyo subway operator Tokyo Metro. It is directly connected by an underground pedestrian passage to the Toei-operated Kasuga Station. It is integrated with the Tokyo Dome City complex and the Bunkyà  ward capitol building.
KÃ Ârakuen Station is served by the following lines:
Nearby , connected by a pedestrian passageway, is served by the following lines.
The Marunouchi Line platforms (1 to 2) consist of two side platforms serving two tracks on the second-floor ("2F") level, and the Namboku Line platforms (3 to 4) consist of an island platform serving two deep-level tracks on the sixth basement ("B6F") level.
From March 2015, the Namboku Line platforms use the tune "Take Me Out to the Ball Game" as the departure melody, chosen as the nearby Tokyo Dome is used for baseball games.
In fiscal 2019, this station had 106,481 passengers daily.
KÃ Ârakuen Station opened on 20 January 1954 on the Marunouchi Line. The Namboku Line platforms opened on 26 March 1996.
The station facilities were inherited by Tokyo Metro after the privatization of the Teito Rapid Transit Authority (TRTA) in 2004.
From 13 March 2015, the tune "Take Me Out to the Ball Game" was used as the departure melody for the Namboku Line platforms.