Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
六つ むっつ sixjlpt5
六日 むいか six days, sixth (day of month)jlpt5, toki
二日 ふつか second day of the month, two daysjlpt5, toki
~週間 ~しゅうかん week(s) (time interval)jlpt5, toki
七つ ななつ sevenjlpt5