| Aihara Nozomi愛原 希 |
| Aliases | Astraea, アストレイア |
| Measurements | Height: 158cm, Bust-Waist-Hips: 84-56-82cm, C cup |
| Hair | Braided Crown, Hair Loopies, Pink, Sidehair, Spiky Bangs, Straight |
| Eyes | Blue |
| Body | Pale, Slim, Tattoo, Teen |
| Clothes | Bikini, Body Ribbon, Detached Sleeves, Evening Gloves, Furisode, Garter Belt Stockings, Loafers, Mini-dress, Miniskirt, Necklace, Necktie, Pleated Skirt, Ribbon Hair Tie, Ribbon Tie, School Uniform, Thigh-high Boots, Veil, Vest, Wedding Dress |
| Role | Classmate, Mahou Shoujo, Student |
| Visual novels | Main character - Houkai Tenshi Astraea |
| Voiced by | Tsuruya Haruto |