Kōrakuen Station
Lines. Kōrakuen Station is served by the following lines: Nearby Kasuga Station, connected by a pedestrian passageway, is served by the following lines. Layout. 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. Platforms. 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. Passengers. In fiscal 2019, this station had 106,481 passengers daily. History. Kōrakuen Station opened on 20 January 1954 on the Marunouchi Line. The Namboku Line platforms opened on 26 March 1996. From 13 March 2015, the tune "Take Me Out to the Ball Game" was used as the departure melody for the Namboku Line platforms.