Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
ねずみ (1)mouse, rat, (2)dark gray, dark grey, slate (color, colour); (3)mouse, rat, (4)dark gray, dark grey, slate (color, colour) doubutsu
ぶた pigdoubutsu
人口 じんこう populationjlpt4, leda1
十七 じゅうなな 17math
やま mountain, pile, heap, climax, critical pointjlpt5, shizen