Vocabulary consisting only from characters you are able to read
九日
kokonoka
nine days, the ninth day (of the month)jlpt5, toki
二人
futari
two persons, two people, pair, couplejlpt5
五日
itsuka
five days, the fifth day (of the month)jlpt5, toki
水力
suiryoku
hydraulic power, water powermix