Japan Coin Blog

1976 The 50th year of the Emperor on the throne 100 Yen Cupro-nickel Coin Japanese Commemorative Coin

This page introduces the coins issued in 1976 to commemorate the 50th anniversary of His Majesty the Emperor of Japan’s accession to the throne.

Commemorative Coins

International Ocean Exposition in Okinawa 100 Yen Cupro-nickel Coin

This 100-yen coin is a commemorative coin issued to mark “EXPO ’75,” held in Okinawa in 1975. The expo, which had the ocean as its theme, took place from July 1975 to January 1976.

Commemorative Coins

Japanese Proof Coin Set Old Coin Medal Series No.3 2001

This “Old Coin Medal Series” is a set of proof coins issued by the Japan Mint starting in 1999 (Heisei 10). Each set contains a pure silver commemorative medal featuring a design based on a rare Japanese “old coin” from the past.The second installment features a pure silver commemorative plate modeled after the “Meiji 8 Trade Silver Coins.”

Current Coins

Japanese Proof Coin Set Old Coin Medal Series No.2 2000

This page introduces the “Old Coin Medal Series 2” proof coin set issued by the Japan Mint in 2000. This coin set includes pure silver commemorative medals featuring designs based on rare historical Japanese coins.

Current Coins

Shin(New)-Kan’ei Tsuuho Type Osaka Namba Sen Kyohou era 大阪難波銭

“Osaka Namba Sen” is a type of “Shin-Kan'ei Tsuho” coin minted at the Namba Village mint (located in...

Kan'ei Tsuuho 寛永通宝Old Coins

1972 Sapporo Olympic 100 Yen Cupro-nickel Coin

This 100-yen coin was issued to commemorate the 1972 Sapporo Winter Olympics.The Sapporo Winter Olympics were the first Winter Olympics held in Japan.While 1,000-yen and 100-yen commemorative coins were issued for the 1964 Tokyo Olympics, only the 100-yen coin was issued for the Sapporo Olympics.Measuring 30 mm in diameter, it is larger than the 500-yen coin currently in circulation (26.5 mm).

Commemorative Coins

2004 Proof Coin Set Commemorating the 30th Anniversary of Hello Kitty Japanese Coin Set

This page introduces the “Hello Kitty 30th Anniversary” proof coin set issued by the Japan Mint in 2004. In addition to coins ranging from 1 yen to 500 yen, this set includes a commemorative medal featuring Hello Kitty.

Current Coins

Japan World Exposition 100 Yen Cupro-nickel Coin

This 100-yen coin was issued to commemorate the 1970 Osaka World Expo.The obverse features Katsushika Hokusai’s “Red Fuji.”

Commemorative Coins

5 Sen Cupronickek Small Size

This page introduces the 5 Sen coin (Cupronickek) Small Size JNDA#01-39, a modern Japanese currency.This 5-sen coin was issued from 1920 to 1923 and again in 1932.

Modern Coins

Olympic Games Tokyo 2020 (The 4th issue)100 yen Clad Coin/Miraitowa

This 100-yen coin was issued to commemorate the Tokyo 2020 Olympic Games.There are Thirteen types of Olympic commemorative 100-yen coins in total.This coin features the mascot, Miraitowa.

Commemorative CoinsOlympic Games Tokyo 2020 Commemorative Coins