However, from the 200 series Shinkansen train-cars for the Tohoku and Joetsu Shinkansen line, aluminum alloy was used to make the bodies lighter, so than the body weight did not increase significantly even with snow-combating equipment added.
しかしながら、東北・上越新幹線用の新幹線200系電車からは耐雪装備による重量増加を抑えるためアルミニウム合金が用いられて軽量化が図られた。