Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
shi (num) fourjlpt5, mix
nana 7jlpt5
kyuu ninejlpt5, mix
八つ yattsu eightjlpt5
四十 yonjuu 40math
五つ itsutsu fivejlpt5
二つ futatsu twojlpt5
三つ mittsu threejlpt5
七つ nanatsu sevenjlpt5
九九 kuku násobilkaleda1, math