1 Sen - Taishō

Features

Issuer	Japan
Emperor	Taishō (1912-1926)
Type	Standard circulation coins
Years	5-13 (1916-1924)
Calendar	Japanese - Taishō era
Value	1 Sen (0.01 JPY)
Currency	Yen (1871-date)
Composition	Bronze
Weight	3.75 g
Diameter	23.03 mm
Thickness	1 mm
Shape	Round
Technique	Milled
Orientation	Medal alignment ↑↑
Demonetized	Yes
Number	N# 5434
References	Y# 42 Whitman Publishing (publisher). A Catalog of Modern World Coins. Whitman Publishing (3 volumes). , JNDA# 01-48 Japan Numismatic Dealers Association (publisher). 日本貨幣カタログ. Japan Numismatic Dealers Association, Tokyo, Japan (37 volumes). , Schön# 20 Battenberg (publisher). Weltmünzkatalog. Battenberg, Regenstauf, Bavaria, Germany (3 volumes).

Obverse

Paulownia Flower Seal (Government Seal of Japan) and the date below

Lettering:
❀ 本日大 ❀
年一十正大

Translation:
❀ Great Japan ❀
Year 11 of Taishō

Reverse

The value within a circular floral design

Lettering:
一
錢

Translation:
1
Sen

Edge

Plain

Mint

Japan Mint (独立行政法人造幣局 / Dokuritsu Gyōsei Hōjin Zōheikyoku), Japan

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Date	Mintage	G	VG	F	VF	XF	AU	UNC		Frequency
Undetermined
5 (1916)	19 193 946			$ 0.71	$ 1.10	$ 1.20			年五正大	7%
6 (1917)	27 183 078			$ 1.20	$ 1.20	$ 2.30			年六正大	7%
7 (1918)	121 794 756			$ 0.82	$ 1.00	$ 1.10	$ 1.40		年七正大	18%
8 (1919)	209 959 359		$ 0.32	$ 0.48	$ 1.10	$ 1.70	$ 3.10	$ 4.10	年八正大	26%
9 (1920)	118 829 256		$ 0.32	$ 1.00	$ 1.00	$ 1.00	$ 1.40	$ 4.80	年九正大	31%
10 (1921)	252 440 000			$ 0.34	$ 0.73	$ 1.00	$ 2.40	$ 2.40	年十正大	29%
11 (1922)	253 210 000	$ 0.18	$ 0.18	$ 0.34	$ 1.00	$ 1.00	$ 1.40	$ 13	年一十正大	28%
12 (1923)	155 500 000				$ 0.74	$ 1.00	$ 2.30	$ 6.80	年二十正大	19%
13 (1924)	106 250 000			$ 0.26	$ 0.70	$ 1.40	$ 1.80	$ 3.30	年三十正大	16%

Values in the table above are expressed in USD. They are based on evaluations by Numista users and sales realized on Internet platforms. They serve as an indication only; they are not intended to be relied upon for buying, selling or exchanging. Numista does not buy or sell coins or banknotes.

Frequencies show the percentage of Numista users who own each year or variety among all the users who own this coin. Since some users own several versions, the sum may be greater than 100%.

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Numista Rarity index: 6 Search tips

This index is based on the data of Numista members collections. It ranges from 0 to 100, 0 meaning a very common coin or banknote and 100 meaning a rare coin or banknote among Numista members.

Examples of the type

Picture 1 of the example of 1 Sen - Taishō

Picture 2 of the example of 1 Sen - Taishō

Example of year 年九正大

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Past sales

Pictures	Sale	Date	Version	Grade	Sold price
	Katz Auction 148 Lot 1667	11 Jan 2025	11 (1922) – 年一十正大	UNC	USD 12.55 (EUR 11.00) (+ buyer's premium)
© Katz Coins Notes & Supplies Corp.
	Stacks Bowers October 2022 Hong Kong Auction Lot 56263	3 Oct 2022	11 (1922) – 年一十正大	UNC (PCGS MS67 RD)	USD 456.00 (+ buyer's premium)
© Stacks Bowers
	Katz Auction 94 Lot 1993	30 Aug 2023	12 (1923) – 年二十正大	UNC	USD 15.97 (EUR 14.00) (+ buyer's premium)
© Katz Coins Notes & Supplies Corp.
	Katz Auction 77 Lot 52	11 Feb 2023	12 (1923) – 年二十正大	UNC	USD 6.84 (EUR 6.00) (+ buyer's premium)
© Katz Coins Notes & Supplies Corp.
	Stacks Bowers October 2021 Collector's Choice (World) Auction Lot 71342	12 Oct 2021	13 (1924) – 年三十正大	UNC (PCGS MS64 RB)	USD 65.00 (+ buyer's premium)
© Stacks Bowers