奥羽本線横圧測定のためE6系Z9編成が山形へ
https://twitter.com/honohonoyukiti/status/1055759840801243136
https://twitter.com/JRF_EF64ai/status/1055825770688405504
https://twitter.com/pipikifm/status/1055840586198994944
https://twitter.com/5chan_nel (5ch newer account)