Polly Polaris (ポリーポラリス) is one of the three current mascots for the Hokkaido Nippon-Ham Fighters baseball team. She was introduced on 2012 November 23, the same time the team announced their 10th season.
- Name: Polly Polaris (ポリーポラリス)
- Species: Squirrel
- Gender: Female
- Origin: Forest in Hokkaido, in an area that has a good view of Polaris (North Star).
- Hobbies: Playing with B.B and her other forest friends, collecting nuts, star-gazing.
- Personality: Tomboyish, a little mischievous, yet kind-hearted.
- Strengths: Cheerful
- Weaknesses: Too energetic, plays pranks one too many times.
- Charm Point: Green eyes, pointy ears, and bushy tail.
- Skills: dancing, running, waking up early, baking
- Likes: acorns, walnuts
- Dreams: to bring smiles to everyone's faces with her dancing.
- She is the first female mascot ever introduced to the Fighters.