Sailor Saturn
- English Name: Hotaru Tomoe
- Japanese Name: Hotaru Tomoe
- Name Meaning: Firefly of the earth
- Elemental Influence: Death & healing
- Birth Date: January 6
- Zodiac Sign: Capricorn
- Height: 3'9"
- Blood Type: AB
- Favorite Color: Purple
- Favorite Gemstone: Fluorite
- Favorite Food: Nihon Soba (Japanese buckwheat noodles)
- Least Favorite Food: Milk
- Hobbies: Reading, Collecting lamps
- Favorite Subject: World history
- Least Favorite Subject: Physical education
- Strengths: Injury treatment
- Weaknesses: Physically weak
- Goal: To be a Doctor