Vocabulary consisting only from characters you are able to read
下る
くだる
(1)to descend, to go down, to come down, (2)to be handed down (of an order, judgment, etc.), (3)to pass (of time), (4)to surrender, to capitulate, (5)(often in neg. form) to be less than, to be i godan, jlpt3, verb, vintrans
八日
ようか
eight days, the eighth (day of the month)jlpt5, toki
中
なか
inside, middle, amongjlpt5
~中
~ちゅう
in (the middle of), within, during, whilejlpt5
I was playing games the whole day.mix
水力
すいりょく
hydraulic power, water powermix
上る
のぼる
(1)to rise, to go up, to come up, to ascend, to be raised, (2)to enter (esp. from outdoors), to come in, to go in, (3)to enter (a school), to advance to the next grade, (4)to get out (of water), t godan, jlpt3, verb, vintrans