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by lmm 567 days ago
> Ha, well I don't think we need to worry about validating characters if they can't be typed in a text box in the first place. ;)

They are frequently typed in text boxes, any software seriously targeting Japan supports them, you just have to use Shift-JIS (or EUC-JP). So your codebase needs to actually support text encodings rather than just blindly assuming everything is UTF-8.