Vocabulary consisting only from characters you are able to read
下る
kudaru
(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
入口
iriguchi
entrance, gate, approach, mouthjlpt5
土木
doboku
public worksmix
上手い
umai
(1)skillful, clever, expert, wise, successful, (2)delicious, appetizing, appetising, (3)fortunate, splendid, promising adj
中
naka
inside, middle, amongjlpt5
十日
tooka
ten days, the tenth day of the monthjlpt5, toki
二日
futsuka
second day of the month, two daysjlpt5, toki
一日中
ichinichijuu
throughout the daytoki
山
yama
mountain, pile, heap, climax, critical pointjlpt5, shizen
二人
futari
two persons, two people, pair, couplejlpt5
上
ue
above, on top of, up, upper part, surfacejlpt5
~中
~chuu
in (the middle of), within, during, whilejlpt5