Waru: Hataraku no ga Kakko Warui Nante Dare ga Itta?

Composer

• 
  Matsumoto Akihiko
• 
  Suzuki Yasuyoshi

Director

• 
  Nagumo Seiichi
• 
  Uchida Hidemi

Producer

• 
  Oda Rena

Screenwriter

• 
  Goto Noriko

Main Role

• 
  Imada Mio

  Tanaka Maririn / "Marilyn"

  Main Role
• 
  Eguchi Noriko

  Minegishi Yuki

  Main Role

Support Role

• 
  Suzuki Nobuyuki

  Ono Tadashi

  Support Role
• 
  Takahashi Fumiya

  Yamase Shu

  Support Role
• 
  Mukai Osamu

  "T.O"

  Support Role
• 
  Ogi Shigemitsu

  Shimada Reiji [Senior managing director]

  Support Role
• 
  Satoi Kenta

  Takeuchi Kazunari [Equipment management division manager]

  Support Role
• 
  Fujita Hideyo

  Machiyama [Equipment management division staff]

  Support Role
• 
  Yamazaki Gakudai

  Motoyama [Equipment management division staff]

  Support Role
• 
  Yamashita Hiroko

  Endo [Janitor]

  Support Role
• 
  Akase Akari

  Muramatsu Kanna ["Taishiro" clerk]

  Support Role
• 
  Akazawa Ryotaro

  Kosei Makoto [R&D department staff]

  Support Role
• 
  Anan Kenji

  Hatanaka Kensuke [R&D department director]

  Support Role
• 
  Shinohe Keiko

  Yoshida [Cleaning staff]

  Support Role

Guest Role

• 
  Ishida Hikari

  Natsume Satoko [HR department manager] (Ep. 1-2, 5, 10)

  Guest Role
• 
  Yamada Meikyo

  Kamiyama Den [CEO] (Ep. 1, 7)

  Guest Role
• 
  Shida Mirai

  Oi Mika / "Oki" / "Otani" [Sales department's 1st division staff] (Ep. 1)

  Guest Role
• 
  Aramaki Yoshihiko

  Shirota Tetsushi [Sales department's 1st division staff] (Ep. 1)

  Guest Role
• 
  Hiraizumi Sei

  Tokuda Eisaku ["Tokuda Kagu" President] (Ep. 1)

  Guest Role
• 
  Ichiyama Kisho

  Hasegawa Daigoro ["Tokuda Kagu" Managing director] (Ep. 1)

  Guest Role
• 
  Ohmura Wataru

  Midorikawa [Sales department's 1st division staff] (Ep. 1)

  Guest Role
• 
  Ishikawa Ren

  Haruta Sumire [HR department staff] (Ep. 1-2)

  Guest Role
• 
  Hasegawa Nagi

  Saeki Kotomi [HR department staff] (Ep. 1-2)

  Guest Role
• 
  Suzuki Tamayo

  Akiyama Aoi [HR department staff] (Ep. 1-2, 9-10)

  Guest Role
• 
  Onogawa Aki

  Kobayashi Sakura [HR department staff] (Ep. 1-2)

  Guest Role
• 
  Isahaya Kosaku

  [HR department staff] (Ep. 1-2)

  Guest Role
• 
  Ishibashi Shizuka

  Nashida Tomoko [Marketing research department staff] (Ep. 1, 3-4, 10)

  Guest Role
• 
  Ohara Azusa

  Miyanishi Kana [R&D department staff] (Ep. 1, 3-4, 9-10)

  Guest Role
• 
  Kondo Haruna

  Kawabata Hikaru [Technical department staff] (Ep. 1, 4, 6, 9-10)

  Guest Role
• 
  Watanabe Eriko

  Sanpei Hanako [Customer care department manager] (Ep. 2)

  Guest Role
• 
  Hayashi Yasufumi

  Egami Tatsuhiko [HR department director] (Ep. 2, 7)

  Guest Role
• 
  Wada Masanari

  Morioka Takumi [HR department staff] (Ep. 2, 9)

  Guest Role
• 
  Okayasu Taiju

  Tomonori Okuyama [OHMI employee] (Ep. 2)

  Guest Role
• 
  Shida Masayuki

  Takigawa [Director of accounting department] (Ep. 2)

  Guest Role
• 
  Takahashi Kensuke

  Onda Kazuhisa [Marketing department staff] (Ep. 3)

  Guest Role
• 
  Sudo Kanoko

  Wakaba Hayami [Marketing research department staff] (Ep. 3, 10)

  Guest Role
• 
  Ahn Mika

  [Herself] (Ep. 3)

  Guest Role
• 
  Kim Jae Joong

  ["Kurumaya" waiter] (Ep. 3)

  Guest Role
• 
  Kodama Norikatsu

  [OHMI employee] (Ep. 3)

  Guest Role
• 
  Okayama Hajime

  Shimizu Atsushi [Marketing department director] (Ep. 3-5, 10)

  Guest Role
• 
  Tominaga Ai

  "Onimaru" [Game designer] (Ep. 4)

  Guest Role
• 
  Komiya Hironobu

  [Salaryman who randomly attacks woman] (Ep. 4)

  Guest Role
• 
  Hasegawa Tity

  Oshidate Shinya [Sales department staff] (Ep. 4)

  Guest Role
• 
  Sudo Risa

  Nitani Kyoko [Masanori's ex-wife] (Ep. 5)

  Guest Role
• 
  Toyama Toshiya

  Akagi ["Ange Chocolat" Chocolatier] (Ep. 5)

  Guest Role
• 
  Watanabe Tetsu

  Maru [Mysterious person] (Ep. 5)

  Guest Role
• 
  Yamaguchi Tomomitsu

  Mishima Masanori [Chief of sales department's 4th division] (Ep. 5-6)

  Guest Role
• 
  Terakawa Rina

  Manda Shizuka [Sales department's 4th division staff] (Ep. 5-6)

  Guest Role
• 
  Minakami Kyoka

  Momota Ayano [Sales department's 4th division staff] (Ep. 5-6)

  Guest Role
• 
  Matsuda Ryo

  Nanao Akira [Sales department's 4th division staff] (Ep. 5-6, 8)

  Guest Role
• 
  Nomaguchi Toru

  Kamiyama Denya [OHMI's president candidate] (Ep. 5-7)

  Guest Role
• 
  Ikegami Sarii

  Hirota Moe (Ep. 6)

  Guest Role
• 
  Ishii Anna

  Itakura Yuko [R&D department staff] (Ep. 6)

  Guest Role
• 
  Masu Takeshi

  Kuniyasu Hayabusa ["EIDITT" General manager] (Ep. 6)

  Guest Role
• 
  Okochi Hiroshi

  Ato Riku [Director] (Ep. 7)

  Guest Role
• 
  Goshu

  Kobayashi [Denya's butler] (Ep. 7)

  Guest Role
• 
  Kitano Kie

  Nezu Midori [PR department staff] (Ep. 7)

  Guest Role
• 
  Mikata Ryosuke

  Kisaragi Hayato [R&D department staff] (Ep. 7)

  Guest Role
• 
  Abe Shohei

  Muroi Mamoru [Kimono Rental department staff] (Ep. 7)

  Guest Role
• 
  Kimura Midori

  [Kobayashi's mother] (Ep. 7)

  Guest Role
• 
  Marsh Aya

  ["Business Saizensen" Reporter] (Ep. 7)

  Guest Role
• 
  Kato Takako

  Takeuchi Eriko [Kazunari's wife] (Ep. 8)

  Guest Role
• 
  Ono Ryou

  Majima [General affairs department manager] (Ep. 8)

  Guest Role
• 
  Imai Takafumi

  Hijikata Suo [General affairs department staff] (Ep. 8, 10)

  Guest Role
• 
  Sonim

  Sasanuma Emily [R&D department section 1 manager] (Ep. 8-10)

  Guest Role
• 
  Sakurai Yuki

  Mamiya Mamiko [R&D department staff] (Ep. 8-10)

  Guest Role
• 
  Takahashi Tsutomu

  Tsukishima Ryoichi [R&D department section 1 assistant manager] (Ep. 9-10)

  Guest Role
• 
  Akiyama Yuzuki

  Tanimura [Child caretaker] (Ep. 9)

  Guest Role
• 
  Kato Man

  Hinata ["Tsuruma Shokuhin" president] (Ep. 9)

  Guest Role
• 
  Imazato Makoto

  Beppu Ryuta ["MM Life" sales department staff] (Ep. 9)

  Guest Role
• 
  Ueki Shohei

  Mamiya Tsukasa [Mamiko's husband] (Ep. 10)

  Guest Role
• 
  Kasugai Seina

  [Yoga instructor] (Ep. 10)

  Guest Role
• 
  Narimatsu Osamu

  [Ichijo's former boss] (Ep. 10)

  Guest Role
• 
  Oguma Tatsuki

  Akayama Takuya (Ep. 1)

  Guest Role
• 
  Oura Chika

  Inagaki Kaori (Ep. 3)

  Guest Role
• 
  Hayashi Kanako

  Chiba Anna (Ep. 2)

  Guest Role
• 
  Aigasa Keisuke

  (Ep.5)

  Guest Role
• 
  Morita Minato

  Mamiya Sho [Mamiko's son] (Ep. 8-10)

  Guest Role
• 
  Wakabayashi Hisaya

  (Ep. 3)

  Guest Role
• 
  Ito Jun

  (Ep. 1)

  Guest Role
• 
  Otada Naoki

  Ishikawa Keita (Ep. 2)

  Guest Role
• 
  Nagashima Tatsuya

  [OHMI employee] (Ep. 2)

  Guest Role
• 
  Ema

  (Ep. 8)

  Guest Role
• 
  Ito Fuki

  (Ep. 8)

  Guest Role

Unknown

• 
  Aoki Shion Unknown