Vocabulary consisting only from characters you are able to read
山
jama
mountain, pile, heap, climax, critical pointjlpt5, shizen
上がる
agaru
(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)/to come asho godan, verb, vintrans
人
hito
man, person, human being, mankindhito, jlpt5
二人
futari
two persons, two people, pair, couplejlpt5
大して
taišite
(not so) much, (not) verymix
よじ上る
jodžinoboru
to climb, to clamber (over, up), to scramble (up), to scale, to claw one's way upgodan, verb, vintrans