Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
四つ よっつ fourjlpt5
とお 10, tenjlpt5
一つ ひとつ onejlpt5
九九 くく násobilkaleda1, math
七つ ななつ sevenjlpt5
(num) fivejlpt5
三つ みっつ threejlpt5
しち (num) sevenjlpt5
らく comfort, easemix
四十 よんじゅう 40math