Issued types only

Taishō Circulation Coinage

Compare issued Taishō bronze, cupronickel, silver, and continuing gold types without mixing in unissued Yatagarasu preparations.

大正流通貨幣

Context

Historical and monetary setting

This register groups series by genuine design and specification continuity. A type introduced in Taishō and continued under Shōwa remains one series.

Identification

Use the table to compare mass, diameter, hole, edge, and official composition before assigning a specimen.

Evidence boundary

Patterns, trials, and unissued pieces are linked but excluded from issued circulation rows.

Series	Denomination	Years	Material	Mass g	Diameter mm	Form
5 Rin Bronze	5 Rin	1916–1919	copper	2.1	18.78	solid
1 Sen Bronze	1 Sen	1916–1938	copper	3.75	23.03	solid
Large Holed 5 Sen Cupronickel	5 Sen	1917–1920	copper	4.27	20.6	holed
Small Holed 5 Sen Cupronickel	5 Sen	1920–1932	copper	2.62	19.09	holed
Holed 10 Sen Cupronickel	10 Sen	1920–1932	copper	3.75	22.12	holed
Phoenix 50 Sen Silver	50 Sen	1922–1938	silver	4.95	23.5	solid

Continue

Evidence

These links support the claims on this page. Source authority does not imply permission to republish source images.

Coins from the Meiji era onward Bank of Japan Currency Museum

Official specifications, first-issue years, legal-expiry dates, wartime and postwar regular types.

Open source

History of holed coinage Japan Mint

Taishō holed 5- and 10-sen designs, material saving, anti-counterfeiting, and the unissued Yatagarasu 10 sen.

Open source