In addition to the damage that was inflicted on structures, such as elevated railways and tunnels, the Toki 325 train on the Joetsu Shinkansen line (a ten train-car organization, the K25 organization of 200 series Shinkansen train-cars) was derailed while running at a speed of approx. 200 km/h immediately before reaching Nagaoka Station.
高架やトンネルなどの構造物に損傷が発生したほか、上越新幹線列車の「とき(列車)325号」（10両編成、新幹線200系電車K25編成）が長岡駅の手前付近を約200km/hで走行中に脱線した。