The prototype is an all-long seat made by Kawasaki Heavy Industries belonging to the Akita Vehicle Center. The front display "Akita (LED display)" has been printed. ← Sakata, Shinjo, Akita, Kanita. In the actual vehicle, combined operation such as 2 + 2 and 2 + 3 can be seen, and it can be reproduced even with N gauge.
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