Form Self Test
Interactive form with live validation for common Japanese website inputs, plus a test-data panel of valid/invalid values covering keyboard input, full-width/half-width characters, pasted content, and different character sets.
Form
Type directly, or click a test case on the right to fill a field and see validation react.
Test Data
Valid and invalid sample values per field type. Click a value to fill the form field.
Valid values
Invalid values