Notice: JR Yamanote and Keihin-Tohoku Line Service Disruptions (April 19–20, 2025)

Due to track switching work at Tamachi Station, sections of the JR Yamanote Line and Keihin-Tohoku Line will experience service suspensions and reduced operations from Saturday, April 19 to Sunday, April 20, 2025.
Passengers traveling to Haneda Airport during this period are advised to check the latest service information in advance and plan to arrive at the airport well in advance.
https://www.jreast.co.jp/tamachi-koji/pdf/tamachi-koji_en.pdf