Vocabulary consisting only from characters you are able to read
三日
みっか
three days, the third day of the monthjlpt5, toki
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
二人
ふたり
two persons, two people, pair, couplejlpt5
上
うえ
above, on top of, up, upper part, surfacejlpt5
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
よじ上る
よじのぼる
to climb, to clamber (over, up), to scramble (up), to scale, to claw one's way upgodan, verb, vintrans