Vocabulary consisting only from characters you are able to read
七日
nanoka
seven days, the seventh day of the monthjlpt5, toki
間
kan
sufix pro dobu trváníleda1
十日
tooka
ten days, the tenth day of the monthjlpt5, toki
二十日
hacuka
twenty days, twentieth day of the monthjlpt5, toki
いつの間にか
icunomanika
before one knows, before one becomes aware of, unnoticed, unawaresjlpt3