279okshap over 8 years ago [hidden] JR East E231-500 series electric multiple unit, run on the Yamanote Line from 2002 and slated to do so until replaced by the E235 by 2020.Although I'm not familiar with these run designations, 1371G seems to be the weekday clockwise service departing Osaki at 13:18. 1 Reply Copy ID Copy Link