Vocabulary consisting only from characters you are able to read
五日
icuka
five days, the fifth day (of the month)jlpt5, toki
間
kan
sufix pro dobu trváníleda1
いつの間にか
icunomanika
before one knows, before one becomes aware of, unnoticed, unawaresjlpt3
二十日
hacuka
twenty days, twentieth day of the monthjlpt5, toki