Fullwidth / Halfwidth Converter
Convert fullwidth and halfwidth letters, numbers, spaces and Japanese katakana.
Mode
Input
27 chars1 lines27 / 100,000
Result
29 chars1 lines
Hiragana and kanji stay unchanged. Voiced katakana may use two halfwidth characters; unrelated compatibility symbols are preserved. Up to 100,000 UTF-16 units per input
Related tools
Format references
Tool page updated: