Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
~本 ~ほん counter for long, cylindrical objectscounter, jlpt5
えん circlemath
人口 じんこう populationjlpt4, leda1
かわ riverjlpt5, shizen
生える はえる (1)to grow, to spring up, (2)to cut (teeth) ichidan, jlpt3, verb, vintrans