1.
QR code; two-dimensional barcode
A machine-readable code consisting of a pattern of black and white squares that can store more information than a traditional one-dimensional barcode. Commonly used for payments, ticketing, and quick access to websites.
二次元コードを読み取る。
To scan a QR code.
スマホで二次元コードを読み込んでください。
Please scan the QR code with your smartphone.
支払いは二次元コード決済が便利です。
QR-code payment is convenient for payments.
このチラシの二次元コードから詳しい情報にアクセスできます。
You can access detailed information from the QR code on this flyer.
A formal/official term for what is commonly called a QR code. Composed of 二次元 (two-dimensional) + コード (code). The term 二次元コード is often preferred in formal writing, government documents, and printed materials because "QR code" is a registered trademark of Denso Wave, though QRコード is also widely used in everyday speech.
COMMON COLLOCATIONS:
- 二次元コードを読み取る: to scan/read a QR code
- 二次元コードを読み込む: to scan a QR code (into a device)
- 二次元コード決済: QR-code payment
- 二次元コード付き: with a QR code attached
- 二次元コードを生成する: to generate a QR code
SIMILAR WORDS:
- QRコード: QR code — the common everyday term; same thing
- バーコード: barcode — one-dimensional linear barcode (stripes only)
- 一次元コード: one-dimensional code — the formal counterpart term for traditional barcodes
USAGE:
QR codes are extremely widespread in Japan, used for cashless payment systems (PayPay, LINE Pay, etc.), restaurant menus, event tickets, transit, and advertisements.