reader; reading device
Computing term for a device that reads data, such as a card reader, barcode scanner, or optical reader.
This reader scans barcodes at high speed.
ICカードの読み取り機が入り口に設置されている。
An IC card reader is installed at the entrance.
スキャナー is a more general term for a scanner, often used for image or document scanning, while 読み取り機 specifically emphasizes reading data from cards, codes, or media.
リーダー is a common loanword for a reader device, often used in compounds like カードリーダー. 読み取り機 is the native Japanese equivalent, slightly more formal or technical.
Standard kanji spelling with okurigana; the most common form.
Abbreviated kanji spelling without okurigana; often seen in technical contexts.
Variant using 器 instead of 機; both are used for devices.
Mixed okurigana variant; less common but still encountered.
Rare abbreviated form with 器.
Rare mixed okurigana form with 器.
Compound of 読み取り (yomitori, 'reading', the continuative form of 読み取る) + 機 (ki, 'machine, device'). A straightforward modern technical term.