Vocabulary consisting only from characters you are able to read
上り
nobori
(1)ascent, climbing, ascending (path), climb, (2)up-train (e.g. going to Tokyo), (n,adj-no) (3)northward (towards Tokyo) jlpt3
二人
futari
two persons, two people, pair, couplejlpt5
大小
daišou
(1)sizes (various), large and small, (2)daisho (matched pair of long and short swords), (3)large and small drums, (4)long months and short months mix
水力
suirjoku
hydraulic power, water powermix
よじ上る
jodžinoboru
to climb, to clamber (over, up), to scramble (up), to scale, to claw one's way upgodan, verb, vintrans