反応 はんのう hannou reaction JLPT N1 noun suru verb Common word Other meanings 2. physical reaction (to a stimulus), observable response (of an organism) 3. reaction, effect, change The kanji in this word 反 anti- JLPT N3 · Strokes 4 応 apply, answer, yes JLPT N1 · Strokes 7 In this level 繁殖 反する 判定 万人 晩年 万能 半端 反発 反乱 氾濫 Back to the JLPT N1 list Practise these words