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Continue to ChatUSBメモリを使う https://clasec.sono-sys.net/2014/01/usb%e3%83%a1%e3%83%a2%e3%83%aa%e3%82%92%e4%bd%bf%e3%81%86/
USBメモリを使う https://clasec.sono-sys.net/2014/01/usb%e3%83%a1%e3%83%a2%e3%83%aa%e3%82%92%e4%bd%bf%e3%81%86/