Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
四つ yottsu fourjlpt5
sen 1,000, thousandjlpt5
juu (num) 10, tenjlpt5
五つ itsutsu fivejlpt5
一つ hitotsu onejlpt5
hachi eightjlpt5
hyaku (num) 100, hundredjlpt5
ni (num) twojlpt5
四十 yonjuu 40math
san (num) threejlpt5, mix