Vocabulary consisting only from characters you are able to read
地下道
čikadou
subterranean tunnelmix
自明
džimei
obvious, self-evident, trivial, axiomatic, self-explanatorymix
水力
suirjoku
hydraulic power, water powermix
万
man
(num) 10,000, ten thousand, (adv) myriads, alljlpt5
兄弟姉妹
kjoudaišimai
brothers and sisters, siblingsmix