๐ค Full-width/Half-width Converter
* Only alphanumerics, symbols, and spaces are converted. Katakana, hiragana, and kanji are left unchanged.
Convert Japanese full-width (zenkaku) alphanumeric characters and symbols to half-width (hankaku), or the other way around, in one batch. Useful when a form rejects full-width digits, or when you want to normalize pasted text to half-width or full-width for consistent display.
How to use
- Choose a conversion direction: "Full-width โ Half-width" or "Half-width โ Full-width".
- Paste the text you want to convert into the input box.
- The converted result appears automatically below. Use the "Copy" button to copy it.
FAQ
Does this convert full-width katakana to half-width katakana too?
No. The current version only handles full-width alphanumerics, symbols, and spaces โ katakana conversion is not included.
Are Japanese kanji or hiragana characters affected?
No. Kanji, hiragana, and katakana are left untouched; only half-width/full-width alphanumerics, symbols, and spaces are converted.
Can this help fix form submission errors?
Yes โ if a form rejects full-width digits, paste the text here to batch-convert it to half-width before pasting it back into the form.