Natsume Maya
Full name: Natsume Danjou Maya (volume 13)
Fighting style: Natsume Goushin Ryu (volume 1)
Special abilities: none
Techniques used: Natsume Ryu Kouki Renhou Nijusan (Natsume Ryu Ki Moulding Technique Twenty-three) (volume 1); Uraate (Inner Strike) (volume 2); healing through the transmission of ki (volume 2); Natsume Ryu Kongou Hasshiki Taizan Hou Gou (Natsume Ryu Indestructible Eight Forms, Mount Tai Demolishing Roar) (volume 2); Natsume Ryu Kongou Hasshiki Renkan Tenpen Tetsu Ka Geki (Natsume Ryu Indestructible Eight Forms, Continuous Superlative Iron Flower Attack) (volume 2); Ryuukei Kikou Tan Shin Kou (Dragon-form Qi-gong Forged Needle Action) (volume 3); Tetsu Shi Kou (Iron Finger Action) (volume 5)
Associated ki element: wood (volume 13)
Positions: Current head of Natsume family (volume 13), current head of Jyuukenbu (volume 1), shihandai and kaiden of Natsume Goushin Ryu (volume 1), 3rd year student of Toudou Gakuen (volume 1), Katana-gari (volume 5)
Character and traits: cool, calm nature (UJ digest); speaks like an old man (volume 1); often takes chibi form (using Natsume Ryu Ki Moulding Technique Twenty-three) to avoid wasting ki (volume 1); hair antennae (volume 1)
Family: father Kaima (deceased) (volume 7), mother Miya (deceased) (volume 10), older brother Shin (deceased) (volume 4), younger sister Aya (volume 1)
Age: 17 (Ultrajump magazine)
Birthday: 20 August (Ultrajump magazine)
Height (normal): 170cm (Ultrajump magazine)
Height (chibi form): 72cm (Ultrajump magazine)
Weight: 49kg (Ultrajump magazine)
Three sizes (normal): 92-53-84 (Ultrajump magazine)
Three sizes (chibi form): 40-??-?? (Ultrajump magazine)
Bloodtype: B (Ultrajump magazine)
Edit: added mother's name (courtesy kk1) and distinctive hair
Edit 2: added ki element (kk1)
Edit 3: added techniques used
Edit 4: added volume references