In initial Shinkansen train-cars, speed meters of horizontal line types were used, and in the middle era, digital types in which the display was made using a slant line to a certain point and for higher speeds, using a horizontal line, with the speed displayed numerically in details in the lower-right portion.
初期の車両は横線式、中期の車両は途中まで斜線その後横線、その右下には細かな速度が表示されるデジタルタイプだった。