Vocabulary consisting only from characters you are able to read
上る
noboru
(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
~中
~čuu
in (the middle of), within, during, whilejlpt5
見つける
micukeru
(1)to discover, to find (e.g. an error in a book), to come across, to detect, to spot, (2)to locate, to find (e.g. something missing), to find fault, (3)to be used to seeing, to be familiar with ichidan, jlpt3, jlpt4, verb, vtrans
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