父/お父さん (chichi/otou-san) is father in Japanese. 母/お母さん (haha/okaa-san) is mother in Japanese. 両親 (ryoushin) is the Japanese word for parents.Improvement:'Chichi' and 'haha'...
Haha or okaasan. You would use Okaasan when addressing your mother directly or talking to/about someone else's mother. Haha is used when talking about your mother to someone outside your family