Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
土木 doboku public worksmix
二人 futari two persons, two people, pair, couplejlpt5
yama mountain, pile, heap, climax, critical pointjlpt5, shizen
kyuu ninejlpt5, mix
火力 karyoku heating power, steam powermix
mizu waterjlpt5, kagaku, ryouri, shizen
~月 ~gatsu month (of the year)jlpt5, toki
花火 hanabi ohňostrojleda1
ko childhito, jlpt4
roku (num) sixjlpt5