Sections of the Yamanote and Keihin-Tohoku lines will be suspended in Tokyo this weekend due to construction work, according to JR East.The railway operator said in December it will halt services between Ueno and Osaki stations on the outer loop of the Yamanote Line and between Higashi-Jujo and Shinagawa on the Keihin-Tohoku Line, from the first train on Saturday to around noon Sunday.JR East will also suspend services between Osaki and Ueno on the inner loop of the Yamanote Line from the first train to around noon on Sunday.The number of trains running on other sections of the major commut…READ FULL ARTICLE