Vocabulary consisting only from characters you are able to read
山
やま
mountain, pile, heap, climax, critical pointjlpt5, shizen
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
入口
いりぐち
entrance, gate, approach, mouthjlpt5
一口
ひとくち
(1)mouthful, bite, sip, draft, draught, (2)one word mix
大ヒット
だいヒット
big hit, popular item (e.g. movie, music)ongaku