三さん十じゅう日にちsanzyuunitiday thirty; thirty daysBreakdown of sanzyuuniti三さん十じゅうsanzyuu30〜日にち〜nitiday counterElon.io is an online learning platformWe have hundreds of Japanese lessons and thousands of exercises.Start learning Japanese nowYour questions are stored by us to improve Elon.ioYou've reached your AI usage limitSign up to increase your limit.