名前として特定の単語の使用を禁止する方法は?

I have noticed that some users are using prohibited words as their name. However, I couldn’t find an option in the backend to restrict user name. Can someone tell me how to do this?

「いいね!」 2

Do you mean this setting?

admin - all site settings - users - reserved usernames

「いいね!」 3

NO , I mean this “name”

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Oh there is a feature request

「いいね!」 5

Thank you @Lilly , I have voted the feature.

「いいね!」 3