Sotetsu will be building 4 sets of 8-car 21000 Series EMUs, which will basically be the same as their 20000 Series but for through service between Sotetsu and Tokyu instead of Sotetsu and JR East
>>1645287I wonder what's more "pie in the sky" at this point between Shikoku Shinkansen or being "self-sufficient" by 2031