1968 Japan 1 Yen — No Regular Issue (Shōwa 43)
No year-dated aluminum 1 Yen coins manufactured in the official table
Year Record
Type Specifications
Why This Year Is Listed
The calendar-year sequence includes 1968 for completeness, but the Japan Mint table gives a zero year-dated production quantity. This page does not imply that a normal 1968 Shōwa 43 1 Yen circulation coin exists.
Issue Information
Archive Information
References
Japan Mint — Coins Manufactured by Year and Denomination
Japan Mint year-dated manufacturing table (quantities printed in thousands); a 0 entry appears for Shōwa 43 (1968).
Japan Mint — A History of the 1 Yen Coin
Japan Mint historical account: the 1 Yen aluminum coin entered circulation in 1955 after a public design competition and uses a 20 mm, 1 g format.
Bank of Japan — Notes and Coins Currently Issued
Bank of Japan identifies the current aluminum 1 Yen coin as 100% aluminum, 20.0 mm in diameter, 1.0 g, smooth edged and bearing the young-tree design.
Numista — Japan 1 Yen, Shōwa (N#1590)
Catalogue listing for Shōwa years, inscriptions, 1.2 mm reported thickness, and the 1987/1988 Proof variety entries. No Numista photographs, valuations, logos or catalogue prose are copied.
Independent research archive. ALL THAT CURRENCY is not affiliated with, endorsed by, or sponsored by Japan Mint, Bank of Japan, or Numista. External sources are provided as identified references only.