Vocabulary consisting only from characters you are able to read
山川
さんせん; やまかわ; やまがわ
mountains and rivers; mountains and rivers; mountain riversmix
山
やま
mountain, pile, heap, climax, critical pointjlpt5, shizen
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
水力
すいりょく
hydraulic power, water powermix