Chi's Sweet Home

A grey and white kitten with black stripes wanders away from her mother and siblings one day while enjoying a walk outside. Lost in her surroundings, the kitten struggles to find her family and instead is found by a young boy, Youhei, and his mother. They take the kitten home, but pets are not allowed in their housing complex, so they try to find a new home for the kitten. This proves to be difficult, and the family eventually decides to keep the kitten, naming her "Chi". (Source: Wikipedia)

Hamtaro

5th-grader Laura Haruna owns a hamster, and his name is Hamtaro. After moving into a new town, Hamtaro finds that he's in the company of lots of different hamsters, making up a group of hamster friends that go on crazy adventures through the city. Before they save Laura and other humans from nasty predicaments, however, they have to learn how to save themselves. (Source: Anime News Network)

Poyopoyo

Moe Sato is a young lady who finds a cat and starts taking care of him. Named Poyo due to his round shape, he quickly becomes a dear member of the Sato family. (Source: Anime News Network)

Polar Bear's Café

Shirokuma Cafe revolves around a Canadian white bear that quits his boring job and starts a cafeteria near a zoo. He loves telling tall tales and always brags about himself. According to him, he was picked up by a human couple who owns a diner while he was drifting around on an iceberg. Though he has lost all contact with his Canadian family, he has discovered a new home in serving the diners' clientele, thanks to the kind couple. His café is an embodiment of his personality. The place is always packed with many regulars, animals and humans, who are drawn by his charismatic magnetism. (Source: Crunchyroll)

My Roommate is a Cat

Mystery writer Mikazuki Subaru, who isn't good at dealing with people, finds them to be a disturbance when it comes to building his imaginary world. One day, he chances upon a stray cat and feels inspiration strike, so he brings the cat home as his muse. Can watching the inexplicable behaviors of a cat form material for a novel?

Massugu ni Ikou

A talking dog is a beautiful story that you should have dreamt of as a child. But if you have forgotten about it, this is a reminder of that fable story. This is the story of a dog that talks, but ordinary people cannot hear his voice. The main character, Mametaro, is an adventurous crossbreed dog. He loves his owner, Iku-chan and his girlfriend Hanako-chan very much. However, he just cannot stand Iku-chan's friend, Akiyoshi. During this story, which will be told from Mametaro's point of view, the warm days of spring are finally here. The school and the riverbank, which is actually just an ordinary neighborhood for people, seems like a mysterious world that extends infinitely to little Mametaro and his friends. (Source: AniDB)