Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
水力 すいりょく hydraulic power, water powermix
三つ みっつ threejlpt5
二人 ふたり two persons, two people, pair, couplejlpt5
さん (num) threejlpt5, mix
ひと man, person, human being, mankindhito, jlpt5
(num) twojlpt5
とお 10, tenjlpt5
いち onejlpt5
(num) fivejlpt5
~人 ~にん ~person, counter for peoplecounter, jlpt5