If a process or platform allows the username area for being still left empty or full of "none," it indicates which the consumer is just not needed to supply a exclusive identifier. This can be useful in situations where anonymity or deficiency of personal identification is desired. ブラウザのキャッシュの問題 - キャッシュをクリアするか、別のブラウザに切り替えてみてください。 https://loket168.sbs