Wednesday, April 22 saw the beginning of a program at selected financial institutions nationwide where the public can exchange 100 yen coins for commemorative 100 yen coins with shinkansen designs. There are a total of 5 designs- for the Tokaido, Sanyo, Tohoku, Joetsu, and Hokuriku Shinkansen, with the N700A, 500 series, E5, E4, and E7 designs respectively on one side, and the 0 series on the other. Coins for the Kyushu, Hokkaido, Akita, and Yamagata Shinkansen are planned to be released in the future.
http://trafficnews.jp/post/39559/