List of Investigators

This is a list of investigators that have appeared in Tokyo Ghoul and its sequel Tokyo Ghoul:re until now.

Investigators are employed by CCG. CCG employs two kinds of investigators: Ghoul investigators and bureau investigators. In addition, CCG sometimes employs investigator assistants.

The investigators are sorted by rank.

Special Class Investigators

 * Koutarou Amon (Defected)
 * Kishou Arima - S3 Squad Leader
 * Kiyoko Aura - Division I Chief
 * Kousuke Houji - 5th Ward Branch Director
 * Fujishige Iba (Retired)
 * Iwao Kuroiwa - Division I Investigation Commander
 * Itsuki Marude - Division II Chief
 * Yukinori Shinohara - Division I Investigation Commander (Coma/Vegetative State)
 * Juuzou Suzuya - Suzuya Squad leader
 * Mougan Tanakamaru - 2nd Ward Branch Director
 * Koori Ui - S1 Squad Leader
 * Kuki Urie's father  (Deceased)
 * Matsuri Washuu - Division II / S2 Squad Leader
 * Yukinori Shinohara - Coma/Vegetative State

Associate Special Class Investigators

 * Arine (Deceased)
 * Daisuke Atou (Deceased)
 * Mutsumi Chino (Unknown, Declared Dead)
 * Chuu Hachikawa  (Deceased)
 * Shiki Kijima (Deceased)
 * Akira Mado
 * Kasuka Mado (Deceased)
 * Ken Kaneki/Haise Sasaki - S3 Secretary (Defected)

First-Class Investigators

 * Taishi Fura
 * Naoto Hayashimura
 * Take Hirako
 * Ayumu Hogi
 * Hairu Ihei (Deceased) 
 * Kenta Isai
 * Juuji Isoyama
 * Kuramoto Itou
 * Yukio Kurodawara (Deceased)
 * Kureo Mado (Deceased)
 * Keijin Nakarai
 * Niharu (Deceased)
 * Ryouta Ooshiba (Deceased)
 * Nobu Shimoguchi (Deceased) 
 * Hirokazu Tainaka
 * Hidenori Tateshima

Rank 1 Investigators

 * Hanbee Abara
 * Tomonori Akai (Deceased)
 * Nimura Furuta
 * Ching-Li Hsiao - Quinx Squad
 * Takeomi Kuroiwa
 * Tougo Kurumatani
 * Katsuya Mabuchi
 * Shinji Michibata (Deceased)
 * Miyuki Mikage
 * Tooru Mutsuki - former Quinx Squad member
 * Okahira (Deceased)
 * Shion Satomi (Deceased)
 * Ryuuta Sawaike (Deceased)
 * Shunichi Shibashi (Deceased)
 * Mizurou Tamaki
 * Miho Toga (Deceased)
 * Kuki Urie - Quinx Squad Leader
 * Fuuma Yukimichi

Rank 2 Investigators

 * Waka Asachi (Deceased)
 * Shinsanpei Aura - Quinx Squad
 * Haru Fujimi
 * Misato Gori
 * Shougo Kukiyama
 * Sakino Mura (Deceased)
 * Yasuhito Nezu (Deceased)
 * Jun Numa (Deceased)
 * Yuuta Okamochi (Deceased)
 * Ginshi Shirazu - former Quinx Squad Leader (Deceased)
 * Erina Tagata (Deceased)
 * Seidou Takizawa (Defected to Aogiri)
 * Hina Tougi (Deceased)
 * Masami Umeno (Deceased)
 * Saiko Yonebayashi - Quinx Squad

Rank 3 Ghoul Investigators

 * Touma Higemaru - Quinx Squad

Rank 3 Investigators

 * Ippei Kusaba (Deceased)

Unknown Rank

 * Murata
 * Yasutomo Nakajima
 * Ruizawa - Information Head

Investigator Assistants

 * Hideyoshi Nagachika (Missing)