Anteiku/Tsukiyama Affiliates

Nishiki’s sister – Nishiki Ayame

Older Kirishima – Kirishima Hachirou

Rio’s Brother – Jiro

Shuu’s Brother – Tsukiyama Hanako, Hana for short

Kaneki’s Mother – Kaneki Wakana

We’ll leave out Kaneki’s father for now, though I truly don’t expect he’s anyone.

CCG

Shinohara’s Wife – Shinohara Suzume 

Iwao’s Wife/Bujin’s Mom – Kuriowa Mei

Matsuri’s Mother – Washuu Tsukiko

Furuta’s Mother – Furuta Minoru

Quinx

Saiko’s Mother – Yonebayashi Masuyo

Saiko’s Brother – Yonebayashi Yori

Mutsuki’s Mother – Mutsuki Shiori

Mutsuki’s Father – Mutsuki Ryuu. Fuck that guy.

Mutsuki’s Brother – Mutsuki Katsuo

Urie’s Mother- Urie Kasumi

Shirazu’s Mother – Shirazu Hotaru

Shirazu’s Father – Shirazu Katashi

Higemaru’s Uncle – Higemaru Kazuki

Aura’s Father – Aura Gorou

Aura’s Mother – Aura Haruna

Who am I missing? I’ll add on if you suggest more! 😀