1,000-Yen Note Day

What Is 1,000-Yen Note Day?

Every January 7th is "1,000-Yen Note Day" (千円札記念日, Sen-en Satsu Kinenbi) in Japan. On January 7, 1950, the Bank of Japan issued Japan's first 1,000-yen banknote (千円紙幣, sen-en shihei) — a denomination that became the backbone of everyday cash transactions in Japan and one of the most widely circulated banknotes in the world. The 1,000-yen note's introduction was part of Japan's postwar monetary reconstruction, providing a medium-value denomination suited to everyday commerce as Japan's economy began its recovery from wartime devastation.

The 1,000-Yen Note's History

The 1950 1,000-yen note featured a portrait of Prince Shōtoku (聖徳太子) — the 7th-century statesman credited with introducing Buddhism to Japan and drafting Japan's first constitution. In subsequent decades, the portrait was changed to Itō Hirobumi (Japan's first Prime Minister, on the note from 1963), then Natsume Sōseki (the novelist, from 1984), Noguchi Hideyo (the bacteriologist, from 2004), and most recently Kitasato Shibasaburō (the bacteriologist who identified the plague bacillus, from 2024) on the newly issued note. The evolution of portrait choices reflects changing views of who best represents Japan's cultural and scientific contributions.

Cash in Japan

Japan remains one of the world's most cash-intensive societies, despite its high level of technological sophistication. The 1,000-yen note circulates in enormous quantities — used for convenience store purchases, vending machines, restaurant meals, and countless daily transactions. Japan's cash culture reflects a combination of factors: extremely low crime rates (making cash safe to carry), extensive ATM networks, and a cultural preference for tangible payment that has been slow to change even as digital payment options multiply.

Japanese Banknote Design

Japanese banknote design is taken extremely seriously — the portraits, background imagery, and security features of Japan's currency are chosen and executed with great care. The anti-counterfeiting technology in Japanese banknotes is among the world's most sophisticated, incorporating holographic elements, micro-printing, color-shifting inks, and unique watermarks that make duplication extremely difficult.

Fun Facts

• Most circulated denomination: The 1,000-yen note is Japan's most commonly circulated denomination — the equivalent of approximately $7 USD, making it the bill most frequently used for small to medium everyday purchases.
• Reversal imagery: The reverse of the current Noguchi Hideyo 1,000-yen note features the famous "reverse Fuji" — Mt. Fuji reflected in Lake Motosu — from a photograph by Okada Kōyō, one of Japan's most iconic landscape images.