Hot answers tagged orthography
It's because を is not used in post-1946 orthography. All of the をs were changed to おs, for example, おかしい, おとこ. The only reason we use it today is because it was retained in the particle を, but it's not the correct spelling of any dictionary word. (ヲタク is slang.) My 新明解 lists four words that start with を, and they are all grammatical terms relating to the ...
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