While the rest of the developed world (apart from the USA) moves away from their smallest denominations for convenience sake (and because of their drastic fall in purchasing power over the last 30 years), for many Japanese people, the silvery pika-pika aluminium of the 1 yen coin and its nature as the base of Japan’s currency and economy make it hard for them to let go. What will it take for Japan to remove this burden on their economy? How much longer before the yen, goes the way of the sen…?