Aishiteruze Baby★★, Daa! Daa! Daa! Recommendations
how to take care of a baby? well these two anime can definitely help you out. Human baby or alien baby? when it comes to babies, they're a different specie from the adults!
If you love Ruu you'll maybe you'll also like Yuzuyu, the cute kid in Aishiteruze Baby!! The only similar things excluding the cute kids are it's mild romance and they have family matters and school problems.
the similarity iss about taking care of a kid =3
Both animes have characters that have to take care of a child. They also both fall in love as well~