全角文字
Meanings
1
full-width character
Computing term for a character that occupies two standard-width positions, typical of CJK and certain symbols in JIS, Unicode, etc. Contrasts with 半角文字 (half-width character).
See also: 半角文字
Full-width characters are displayed at twice the width of half-width characters.
Please do not use full-width characters in your password.