Vocabulary consisting only from characters you are able to read
五日
icuka
five days, the fifth day (of the month)jlpt5, toki
十日
tooka
ten days, the tenth day of the monthjlpt5, toki
三日
mikka
three days, the third day of the monthjlpt5, toki
八日
jouka
eight days, the eighth (day of the month)jlpt5, toki
七日
nanoka
seven days, the seventh day of the monthjlpt5, toki