Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
古文 kobun ancient writing, classical literature; ancient writing, classical literaturegakkou
来年 rainen next yearjlpt5, leda1, toki
火花 hibana spark/(P)leda1
二十日 hacuka twenty days, twentieth day of the monthjlpt5, toki
数学モデル suugakumoderu mathematical modelmath