How do you say marriage in Japanese?
— 結婚

Related synonyms for marriage in Japanese
wedding結婚式 (けっこんしき, kekkonshiki)
Generic synonyms for marriage in Japanese
family親戚 (しんせき, shinseki), 親類 (しんるい, shinrui), 親族 (しんぞく, shinzoku)
Category relationships for marriage in Japanese
law法 (ほう, hō)