Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
ni (num) twojlpt5
too 10, tenjlpt5
nana 7jlpt5
四つ yottsu fourjlpt5
三つ mittsu threejlpt5
八つ yattsu eightjlpt5
juu (num) 10, tenjlpt5
yon fourjlpt5
kyuu ninejlpt5, mix
四十 yonjuu 40math