Word問とい合あわせ窓口まどぐちtoiawasemadoguchiMeaninga support deskPart of speechnounPronunciationCourseHardcore JapaneseLessonSecuring an online account after a suspicious loginUsages of toiawasemadoguchi問とい合あわせ窓口まどぐち で 本人確認ほんにんかくにん を する。toiawasemadoguchi de honninkakunin o suru.I complete identity verification through the support desk.