Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
九九 くく násobilkaleda1, math
きゅう ninejlpt5, mix
よん fourjlpt5
おく (num) 100,000,000, hundred millionjlpt4
一兆 いっちょう 1,000,000,000,000, one trillion, one billion (obs. British)mix