-Fixed the motor cars becoming powerless.
-Reduced the weight of each car from 96 tons to 36 tons per trailer and 42 tons per motor car. If you're wondering why they're so heavy, do realize that the shell of these bad boys are made of pure steel. JNR didn't have the money to pay for a lighter material.

Optimized the grouping of trailers so they also show up on the Multiple Unit tab. Also added the designations for each type of cars commonly used in Japanese railways.