I am also a big fan of romance anime. I will give you a list of my most favorite ones. Also sorry for poor grammar or anything else It was too big to fit it all.
Clannad (eps; 47 movie;1)
Is about a boy who is always getting in trouble and doesn't really care about his life or what he does with it. One day walking to school he sees a girl at the bottom of the hill. This girl then asks him if he liked this place which he thought to himself that he didn't but after that day he will find that he likes it more and more. This also has 2 seasons and a movie it is a fantastic anime.
Kanon (2006) (eps; 24)
As a young child, Aizawa Yuuichi had often visited his cousin in the city. However, something drastic happened to keep him away for seven long years. Now, Yuuichi returns, his memories of those days are simply gone.Settling into the wintry town, Yuuichi comes across several young girls, all of whom are connected to his past. As he befriends them and continues to interact with them, the long forgotten memories from his childhood begin to resurface...
Kimi ga Nozomu Eien (eps; 14 Ova; 4)
At first, Takayuki Narumi is befriended by Mitsuki Hayase only because Mitsuki's best friend, Haruka Suzumiya has a crush on him; however since then, Takayuki, his pal Shinji Taira, and Mitsuki have grown to be the best of friends. Then one day, Haruka confesses to Takayuki her love for him. Not wanting to hurt her feelings, Takayuki agrees to go out with her. After a few incidents, their relationship gets intimate, even while Takayuki and Mitsuki begin to realize their feelings for each other. But suddenly, when tragedy strikes, things are never the same for these four friends again.
Angel Beats! (eps;13)
Otonashi awakens only to learn he is dead. A rifle-toting girl named Yuri explains that they are in the afterlife, and Otonashi realizes the only thing he can remember about himself is his name. Yuri tells him that she leads the Shinda Sekai Sensen (Afterlife Battlefront) and wages war against a girl named Tenshi. Unable to believe Yuri's claims that Tenshi is evil, Otonashi attempts to speak with her, but the encounter doesn't go as he intended.Otonashi decides to join the SSS and battle Tenshi, but he finds himself oddly drawn to her. While trying to regain his memories and understand Tenshi, he gradually unravels the mysteries of the afterlife.
Suzuka (eps; 26)
Yamato Akitsuki travels to Tokyo alone to study in one of the high schools located within the area. He lives in with his aunt who operates a public bath solely for the ladies in the local district and begins his normal high-school life. One day, he chances upon a girl in school and is immediately mesmerised by her beauty. He is shocked when he realise later that the girl, Suzuka, is actually living next door to him. From then on, Yamato's ordinary life begins to change little by little.
True tears (eps; 13)
Shinichiro is a student living in what would be a dream come true for most high school boys, but for him is mostly a frustration. A well liked girl in school named Hiromi has lived in his house for a year along with his family. Her father was a close friend of the family, and when he died they immediately took her in. She is popular and well liked, always smiles, is talented in sports- but Shinichiro knows there must be tears inside her. Having an artistic tendency, he makes watercolours of her and thinks about wishing to ease her tears. Yet he cannot bring up the nerve to talk to her even in his own home. She, too, is quiet and withdrawn in their house, quite unlike at school. Shinichiro is also distracted by teasing from his friend Nobuse for watching Hiromi from afar, a curse of bad luck from a strange girl named Noe, and being forced to perform Muhiga dancing. By helping Noe he hopes to ease his own problems, yet he seems to have difficulty helping himself.
Kaichou wa Maid-sama (eps; 26)
Seika High School, once an all-boys school notorious for its wild students and for generally being a terrifying place for girls, has recently become a co-ed school. With the female population still a minority and living in fear of the over-the-top antics of the males, Misaki Ayuzawa takes it into her own hands to reform the school and allow the girls to feel safe in the rough environment.Training, studying and even becoming the first female student council president of the school, Misaki has gained a reputation among the male students body as an uptight boy-hating dictator and as a shining hope for the teachers and fellow female students. However, despite her tough-as-nails appearance, she secretly works part-time at a maid cafe in order to support her family. Unfortunately, her hard-earned reputation is threatened when the popular, attractive, and somewhat impassive Usui Takumi takes an interest in her after discovering her in a maid uniform after school.
Enjoy- JT