Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
人口 じんこう populationjlpt4, leda1
九つ ここのつ ninejlpt5
二人 ふたり two persons, two people, pair, couplejlpt5
七つ ななつ sevenjlpt5
白バイ しろバイ police motorcycleryokou