Weakest Beast

Cinematography

• 
  Nakayama Koichi

Director

• 
  Mizuta Nobuo

Screenwriter

• 
  Nogi Akiko

Main Role

• 
  Aragaki Yui

  Shinkai Akira

  Main Role
• 
  Matsuda Ryuhei

  Nemoto Kosei

  Main Role

Support Role

• 
  Tanaka Kei

  Hanai Kyoya [Akira's boyfriend]

  Support Role
• 
  Kuroki Haru

  Nagato Shuri [Kyoya's ex-girlfriend]

  Support Role
• 
  Kikuchi Rinko

  Tachibana Kureha

  Support Role
• 
  Matsuo Takashi

  Takuramakan Saito ["5tap" bar owner]

  Support Role
• 
  Yamauchi Takaya

  Tsukumo Kenji [President of "Tsukumo Create Japan"]

  Support Role
• 
  Inukai Atsuhiro

  Ueno Hatsu [Sales department of "Tsukumo Create Japan"]

  Support Role
• 
  Ito Sairi

  Matsutoya Yumeko [Sales department of "Tsukumo Create Japan"]

  Support Role
• 
  Kondo Koen

  Sakuma Kyusaku [SE team leader of "Tsukumo Create Japan"]

  Support Role
• 
  Ichinose Wataru

  Okamochi Saburo [Ramen shop clerk]

  Support Role
• 
  Tanaka Misako

  Hanai Chiharu [Kyoya's mother]

  Support Role
• 
  Miura Masaki

  Hotta [Kosei's senior auditor]

  Support Role
• 
  Yamaguchi Makiya

  Hashizume [Kyoya's boss]

  Support Role
• 
  Yoshimura Kaito

  Kakei Fumihiko [Kyoya's subordinate]

  Support Role
• 
  Ikeoka Ryosuke

  Nozawa [Auditor]

  Support Role
• 
  Yamaguchi Chisa

  ["Tsukumo Create Japan" employee]

  Support Role
• 
  Shiraishi Tadashi

  Katsumi Hanai

  Support Role
• 
  Haru

  Hanai Rinto

  Support Role

Guest Role

• 
  Yamaguchi Shigehiro

  Haraguchi Masato [Production manager of "Amakusa Pharmaceutical"] (Ep. 1)

  Guest Role
• 
  Yashima Norito

  Katsumata [President of small business] (Ep. 2)

  Guest Role
• 
  Matsumoto Hiroyuki

  Takanashi ["Proce" employee] (Ep. 2-3, 9-10)

  Guest Role
• 
  Sugawara Eiji

  [Photographer] (Ep. 2, 5)

  Guest Role
• 
  Yasui Junpei

  Nemoto Yota [Kosei's older brother] (Ep. 3, 8)

  Guest Role
• 
  Okochi Hiroshi

  Nemoto Ryoichi [Kosei's uncle] (Ep. 3, 8)

  Guest Role
• 
  Hoshi Moeka

  [Woman who was previously taken home by Kosei] (Ep. 3)

  Guest Role
• 
  Kanai Yuta

  Hanai Takuma [Kyoya's older brother] (Ep. 4, 7, 10)

  Guest Role
• 
  Aoyama Noriko

  Hanai Fumi [Takuma's wife] (Ep. 4, 7, 10)

  Guest Role
• 
  Tane Rakuko

  [Proprietress of small restaurant] (Ep. 4)

  Guest Role
• 
  Kinoshita Seiji

  Kawashima [Accounting Manager] (Ep. 5, 9)

  Guest Role
• 
  Mori Nana

  Hanai Chiharu [Young] (Ep. 5, 7)

  Guest Role
• 
  Maehara Kou

  Hanai Katsumi [Young] (Ep. 5, 7)

  Guest Role
• 
  Makimura Senzaburo

  [Doctor] (Ep. 6)

  Guest Role
• 
  Suzuki Tamayo

  [Cafe clerk] (Ep. 6-7)

  Guest Role
• 
  Ito Shunta

  Nemoto Kosei [Young] (Ep. 8)

  Guest Role
• 
  Sasaki Shiho

  [Kaiji's subordinate] (Ep. 8-10)

  Guest Role
• 
  Iio Kazuki

  Tachibana Kaiji [Kureha's husband] (Ep. 8, 10)

  Guest Role
• 
  Mizuno Tomonori

  [Taxi driver] (Ep. 8)

  Guest Role
• 
  Momose Yumena

  [Yota's daughter] (Ep. 8)

  Guest Role
• 
  Yamazaki Gakudai

  (Ep. 8)

  Guest Role