One day, while sketching on the beach with her friends, Akane spots a baby mamegoma wash up on the shore covered in seaweed. Worried for its health, the young girl takes the pup to a shop called Mamegoma Island where the owner, Mr Sasaki, cares for many of these tiny critters. Once it regains its strength, Akane decides to adopt the mamegoma and names it Mameta. Now, as Akane and her family learn how to take care of their new pet, Mameta makes friends with, Cherry, Soda and a host of other mamegoma.
One day, a young kitten was on a walk with her mother and siblings; but soon she became separated from her kin. Struggling to find her way home, the kitten soon ran into a young boy named Yohei and his mother; and out of pity, the duo takes the kitten home with them. Unfortunately they discover that they are unable to keep pets in their home, and thus begin a quest to find her a new place to live. From playing with shoelaces to being washed, the cute kitten named Chi will have fun and get to know her new family – though all she really wants is to make it home to her feline mother.
Michi and her parents have just move into the Happiness House, a bizarre neighborhood built atop a giant tree. As Michi ventures into her new room, a strange nut falls from one of the tree branches on the ceiling, revealing a small creature inside called Nanami-chan. The two quickly become good friends and begin to explore the Happiness House, discovering its secrets, meeting the neighbors, and teaching Nanami about the world, from daifuku to astronomy.
Both of these series are about a family that gains an unexpected new pet. They're both light-hearted and easy-watching series, with a similar vibe and ratio of cuteness to comedy. If you enjoyed one, try the other.