Full cast of Blue Box Briefing

Anna Yamada

Sappukei

6 episodes

Daiken Okudaira

Katogi

6 episodes

Yuta Hayashi

Arakawa

2 episodes

Eiku Yamashita

Narita

1 episode

Kota Yokoyama

1 episode

Satoshi Mizuno

1 episode

Ichika Osaki

Nogi

1 episode

Seina Nakata

Utako

1 episode

Ai Yoshikawa

Sanada

1 episode

Yuwa Suzuki

Utako [Young]

1 episode

Tsumugi

Sanada [Young]

1 episode

Junya Asada

Fuji

1 episode

Ayumu Mochizuki

Itori

1 episode

Shota Nishioka

Kurama

1 episode

Asahi Ito

Terawaki

1 episode

Hikaru Takahashi

Asa

1 episode

Riku Hagiwara

Naofumi

1 episode

Sachi Funaki

[Asa's mother]

1 episode

Takashi Omoto

[Naofumi's father]

1 episode

Motoki Nakazawa

1 episode

Yuki Miyoshi

1 episode

Rinka Ichishima

1 episode

Ryoko Fujino

Kusama

1 episode

Mizuki Kayashima

Susukido

1 episode

Daiki Hiba

1 episode

Taki Nanami

Kanai

1 episode

Riko

Katsuragi

1 episode