Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
jama mountain, pile, heap, climax, critical pointjlpt5, shizen
水力 suirjoku hydraulic power, water powermix
一ヶ月 ikkagecu one monthtoki
nana 7jlpt5
ni (num) twojlpt5
四つ joccu fourjlpt5
kokoro mind, heartjlpt4
roku (num) sixjlpt5
七日 nanoka seven days, the seventh day of the monthjlpt5, toki
二つ futacu twojlpt5