Daa! Daa! Daa! UFO Baby is a Japanese children's animated television series produced by J.C.Staff, Directed by Hiroaki Sakurai, and was aired on NHK-BS2 from March 28, 2000 to February 26, 2002.
Not streaming on a subscription service in the US right now.
Starring Kaori Nazuka, Yuko Sanpei, Mika Kanai, Chiemi Chiba, Yuko Minaguchi, Hikaru Tokita, Atsuko Enomoto, Haruna Ikezawa, Chinami Nishimura, Katsuyo Endou