Aishiteruze Baby Manga/Anime (completed)

Aishiteruze Baby is cute Manga I came across with and I believe it is a must read for anyone search for some heartbreak story with a somewhat happy ending. It will definitely take you through a roller coaster ride of emotions.
Translation English Complete
Anime with English subs complete
Read Here
Summary
Kippei Katakura is a 17-year-old playboy who spends his time chasing girls, careless of their feelings. But when his 5-year-old cousin Yuzuyu comes to live with his family after her mother's sudden disappearance, Kippei is put in charge of taking care of her. As Kippei gets to know Yuzuyu and starts to understand how she feels, he also begins to realize that all girls were like Yuzuyu once...