Vocabulary consisting only from characters you are able to read
水力
suiryoku
hydraulic power, water powermix
七日
nanoka
seven days, the seventh day of the monthjlpt5, toki
万
man
(num) 10,000, ten thousand, (adv) myriads, alljlpt5
八日
youka
eight days, the eighth (day of the month)jlpt5, toki
三日
mikka
three days, the third day of the monthjlpt5, toki