|5'7" (170 cm)|
|Public Safety Bureau|
|0301 Laelaps' Calling|
Hosorogi is an android of taller than average height and slender build who appears to be in her 60's. She has brown eyes and wavy gray hair swept to the right; she wears red corrective lenses and chandelier earrings.
She projects a serious demeanor that maintains its composure and is always professional. Unlike Kasei, she is seen to smile.
Hosorogi has a typical boss and subordinate relationship with Shimotsuki whom she trusts, to an extent, because Shimotsuki doesn't undermine her authority.
- The name Harumi can mean "light, sun, male" (陽), "spring" (春), "clear weather" (晴) or "sea, ocean" (海) (haru) and "beautiful" (美 mi).
- The surname Hosorogi can mean "fine" (細 hoso), "spine" (呂 ro), or "tree, wood" (木 ki/gi).
|Joshu Kasei - Harumi Hosorogi|
|Akane Tsunemori - Mika Shimotsuki - Kiyoka Tedzuka - Yuan Kira - Fuse - Arata Shindo - Kei Mikhail Ignatov|
|Shinya Kogami - Tomomi Masaoka - Nobuchika Ginoza - Yayoi Kunizuka - Shusei Kagari - Mitsuru Sasayama - Sakuya Togane - Sho Hinakawa - Kaede Hasuike - Teppei Sugo - Kenta Yatsuka - Ryoichi Naito - Ryunosuke Hirako - Kazumichi Irie - Tenma Todoroki - Mao Kisaragi|
|Risa Aoyanagi - Mizue Shisui - Masawa Shimomura - Tetsuji Bando - Norimasa Inogashira|
|Ryogo Kozuki - Akira Yamatoya - Kasumi Senoo - Tochigi Morikubo - Kenji Inokuma - Shin Kanoe|
|Moe Suzuki - Shuichiro Domoto - Yoshitoshi Waku|
|Kaname Shinjo - Tetsuya Hyodo - Tsubaki Aikawa - Takayuki Haga - Koichi Hatano - Mai Momota - Ayaka Takami - Naoto Kurata - Hina Amari - Tsubasa Torii|
|Shion Karanomori - Joji Saiga - Maru|