Vocabulary consisting only from characters you are able to read
十日
tooka
ten days, the tenth day of the monthjlpt5, toki
七日
nanoka
seven days, the seventh day of the monthjlpt5, toki
八日
youka
eight days, the eighth (day of the month)jlpt5, toki
五日
itsuka
five days, the fifth day (of the month)jlpt5, toki