Oenanthe javanica, commonly Java waterdropwort, water celery, water dropwort, Chinese celery, Indian pennywort, minari and Japanese parsley, is a plant of the genus Oenanthe originating from East Asia. It has a widespread native distribution in temperate Asia and tropical Asia, and is also native to Queensland, Australia.

The Festival of Seven Herbs or Nanakusa no sekku is the long-standing Japanese custom of eating seven-herb rice porridge on January 7 (Jinjitsu); one of the Gosekku.