Vocabulary consisting only from characters you are able to read
二人
futari
two persons, two people, pair, couplejlpt5
山
jama
mountain, pile, heap, climax, critical pointjlpt5, shizen
一口
hitokuči
(1)mouthful, bite, sip, draft, draught, (2)one word mix
入口
iriguči
entrance, gate, approach, mouthjlpt5
人
hito
man, person, human being, mankindhito, jlpt5