Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
下水 げすい kanál, kanalizaceleda1
大木 たいぼく big treeleda1, shizen
土木 どぼく public worksmix
本の ほんの mere, only, justjlpt3
お子さん おこさん child (polite)jlpt4