Vocabulary consisting only from characters you are able to read
水力
suiryoku
hydraulic power, water powermix
三日
mikka
three days, the third day of the monthjlpt5, toki
一兆
icchou
1,000,000,000,000, one trillion, one billion (obs. British)mix
手にする
tenisuru
(1)to hold (in one's hand), to take (into one's hand), (2)to own, to obtain suru