こうこう 孝行 Common word JLPT N2 Wanikani level 40 Play audio LinksSentence search for 孝行Sentence search for こうこうKanji details for 孝 and 行Edit in JMdict Noun, Suru verb, Na-adjective (keiyodoshi)1. filial pietySee also 親孝行Noun, Suru verb, Na-adjective (keiyodoshi)2. showing devotion (to someone) Discussions Log in to talk about this word.