100 Yen commemorative coin, issued in Heisei Year 28 2016 celebrating the 50th

100 Yen commemorative coin, issued in Heisei Year 28 (2016), celebrating the 50th Anniversary of the Shinkansen Railway.
Key details about this coin:
Commemoration: It was part of a series of coins issued by the Japan Mint to commemorate the 50th anniversary of the opening of the Shinkansen (bullet train) railway, which began operations in 1964.
Design: The coin features a depiction of a Shinkansen train, reflecting its theme of celebrating Japan's iconic high-speed rail system.
Year of Issue: The inscription "平成28年" (Heisei 28) on the coin indicates it was minted in the 28th year of the Heisei era, which corresponds to the Gregorian calendar year 2016.
Denomination and Material: It is a 100 Yen coin and is typically made of a copper-nickel alloy, although other commemorative Shinkansen coins, like the 1000 Yen ones, were made of silver.
Variations: There were multiple designs within the Shinkansen 50th Anniversary series, each featuring a different Shinkansen line.