Aizawa Kosaku / Kosaku Aizawa / Aizawa Kousaku (32 episodes, 2008-2017)
Shiraishi Megumi / Megumi Shiraishi (32 episodes, 2008-2017)
Hiyama Mihoko / Mihoko Hiyama (32 episodes, 2008-2017)
Saejima Haruka / Haruka Saejima (32 episodes, 2008-2017)
Fujikawa Kazuo / Kazuo Fujikawa (32 episodes, 2008-2017)
Todoroki Seiko (32 episodes, 2008-2017)
Morimoto Tadashi / Tadashi Morimoto (32 episodes, 2008-2017)
Mitsui Kanna (32 episodes, 2008-2017)
Kaji Toshi / Hisashi Kaji (32 episodes, 2008-2017)
Saijo Susumu (32 episodes, 2008-2017)
Aizawa Kinue (27 episodes, 2008-2017)
Kuroda Shuji (23 episodes, 2008-2017)
Tadokoro Yoshiaki (22 episodes, 2008-2010)
Ohara Sumiko (21 episodes, 2008-2017)
Kasukabe (17 episodes, 2008-2017)
Tazawa Satoshi (14 episodes, 2008-2017)
Tazawa Toshiko (13 episodes, 2008-2017)
Mary Jane Yoko / Oyama Tsuneo (13 episodes, 2008-2017)
Anzai Yasuyuki (11 episodes, 2008)
Murata Kaori (11 episodes, 2008)
Tachibana Keisuke (11 episodes, 2010)
Nurse Tsuji (11 episodes, 2010)
Sonoda Daisuke (11 episodes, 2010)
(10 episodes, 2017)
Shunpei Haitani (10 episodes, 2017)
Akari Yokomine (10 episodes, 2017)
Soma (6 episodes, 2008-2010)
Kitamura Yuriko (3 episodes, 2008)
Makabe Kiyoshi (3 episodes, 2008)
Kitamura Kenichi (3 episodes, 2008)
Aizawa Seiji / Yamada Ichiro (3 episodes, 2010)
(3 episodes, 2017)
Makabe Tomoko (2 episodes, 2008)
Matsubara Toshio (2 episodes, 2008)
Nogami Naomi (2 episodes, 2010)
Nogami Akihiko (2 episodes, 2010)
(2 episodes, 2017)
Konishi (1 episode, 2008)
Shizuko Fujikawa (1 episode, 2008)
Komura (1 episode, 2008)
Uemura Hideo (1 episode, 2008)
Miyamoto Shigeru (1 episode, 2008)
Ida Toshio (1 episode, 2008)
Motoyama Kunio (1 episode, 2008)
Sawano Yoshie (1 episode, 2008)
Fukushima Shigezo (1 episode, 2008)
Kuriyama Miki (1 episode, 2008)
Fukushima Tatsuo (1 episode, 2008)
Yokoyama (1 episode, 2008)
Kogura Yuki (1 episode, 2008)
Shimada Yoji (1 episode, 2008)
Motoyama Yukiko (1 episode, 2008)
Yokota Eiko (1 episode, 2008)
Nishiguchi Yae (1 episode, 2008)
Sawano Akira (1 episode, 2008)
Ono Tadashi (1 episode, 2008)
Fukushima Yuna (1 episode, 2008)
Sawano Akio (1 episode, 2008)
Yukimura Minami (1 episode, 2008)
Wakasugi Takako (1 episode, 2008)
(1 episode, 2008)
Fukushima Kiyomi (1 episode, 2008)
Taniguchi Suguru (1 episode, 2008)
Kanda Miwako (1 episode, 2008)
Onodera (1 episode, 2008)
Oda Koichi (1 episode, 2008)
Kijima Yukina (1 episode, 2010)
Naito Yoshio (1 episode, 2010)
Osamu's wife (1 episode, 2010)
(1 episode, 2010)
Shiraishi Hirofumi (1 episode, 2010)
Morita Eri (1 episode, 2010)
Mother of a patient (1 episode, 2010)
Naito Taeko (1 episode, 2010)
Tazawa Satoshi's father (1 episode, 2010)
Shiraishi Megumi's mother (1 episode, 2010)
Tadokoro's wife (1 episode, 2010)
Hiroyuki Kizawa (1 episode, 2010)
Kitayama Osamu (1 episode, 2010)
Yoneda Masako (1 episode, 2010)
Aoyama Kazuki (1 episode, 2010)
Nogami Tsubasa (1 episode, 2010)
Aoyama Kiyomi (1 episode, 2010)
Aizawa Natsumi (1 episode, 2010)
Saki (1 episode, 2010)
Ueno Mirai (1 episode, 2010)
(1 episode, 2017)