Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
治水 chisui flood controlsuru
hito man, person, human being, mankindhito, jlpt5
校舎 kousha school buildinggakkou
文学 bungaku literaturegakkou, jlpt3, jlpt4
読点 touten comma (ling) bunpou, leda1
九つ kokonotsu ninejlpt5
五輪 gorin the Olympicsmix
長母音 chouboin long vowelbunpou
明く aku být otevřený, zeti prázdnotougodan, leda1, verb, vintrans
川上 kawakami horní tok řekyleda1, shizen