bar printer
A type of impact printer that uses a bar with characters to strike paper, used in older computing and data processing systems.
Bar printers were once used for mainframe output.
A line printer prints an entire line at once, while a bar printer uses a moving bar with characters.
A dot matrix printer forms characters from dots, whereas a bar printer uses solid character shapes on a bar.
Compound of バー (bar) + 印字 (printing) + 装置 (device), describing a printer mechanism that uses a character bar.