Some time into the story of School Rumble, Harima befriends a group of animals. Several are listed here:
- Note - not all animals listed here are in Harima's little "family."
- Alexander- the frog
- Anastasia - the penguin
- "Bad Dog" - a stray dog
- Imadori's Dog - a fat terrier belonging to Imadori
- Iori - a black cat who lives with Tsukamoto Yakumo
- Napoleon - the pig
- Pyotr - the giraffe
- Kamekichi- a turtle which, in one episode, was given to Tenma by Karasuma
- Devil Tusk - a wooly mammoth that appeared in the OVA of School Rumble
- Kuuta - a red panda.