| Name: | Nintai Keiko Tomoe |
| Meaning: | Enduring Firefly of Earth |
| Mother: | Mrs. Setsuna Meiou |
| Father: | Dr. Souichi Tomoe |
| Birthdate: | November 16 (Scorpio) |
Physical Description:
| Hair Color: | Dark Green |
| Eye Color: | Blue |
| Hairstyle: | As her mothers’, with a bun. |
| Sailor Suit: | Her Sailor suit is a bit different than her mothers’, been deep red and dark brown. |
| Best Friend: | Ryuu Gingekko, Hotaru Tomoe (her half-sister) |
| Love Interest: | Ryuu Gingekko, |
| Favorite Food: | Eggplant |
| Strenghts: | Giving advice |
| Likes: | Talking to the phone |
| Weakness: | Insects |
| Dislikes: | Making decisions |
Nintai is the eldest Senshi’s daughter and her only companion was Ryuu for a long time, so they developed a strong link. She has powers to see disasters approaching and also sense when Ryuu is in danger. They act as mother and father of the rest of the Senshi.
| Weapon: | Garnet Staff, inherited by her mother |
| Attack 1: | Silent Schwarz Paradox. Her first attack, black energy |
| Attack 2: | Borrowed Power Blast! Moonlight Powers! Time Travels! Using borrowed Moon powers, with Ryuu |
| Attack 3: | Timeless Tempest! A power-up after breaking the Discordia's spell. |