Vocabulary consisting only from characters you are able to read
八日
youka
eight days, the eighth (day of the month)jlpt5, toki
三日
mikka
three days, the third day of the monthjlpt5, toki
九日
kokonoka
nine days, the ninth day (of the month)jlpt5, toki
五日
itsuka
five days, the fifth day (of the month)jlpt5, toki