![Kouichirou Tsuzuki](https://img.flawlessfiles.com/_r/400x400/100/7b/1b/7b1ba11e6a6f48e664cf5fcb8aa81208/7b1ba11e6a6f48e664cf5fcb8aa81208.jpg)
Kouichirou Tsuzuki
都築 耕一郎
Kouichiirou developed multiple personality disorder as a result of his traumatic childhood. He has at least 3 other known personalities (including the human-faced tumor).
-
Black Jack
Supporting (Role) OVA
![Lee, Wendee](https://img.flawlessfiles.com/_r/100x100/100/ef/d4/efd4ed6f389ad02971aa64e3a4ad1292/efd4ed6f389ad02971aa64e3a4ad1292.jpg)
Lee, Wendee
English![Uchida, Naoya](https://img.flawlessfiles.com/_r/100x100/100/03/5d/035d62e85786f9239e4173200af7fecd/035d62e85786f9239e4173200af7fecd.jpg)
Uchida, Naoya
Japanese![Sasaki, Nozomu](https://img.flawlessfiles.com/_r/100x100/100/43/80/4380b0e5991deed8556da2460a788914/4380b0e5991deed8556da2460a788914.jpg)
Sasaki, Nozomu
Japanese![Hori, Hideyuki](https://img.flawlessfiles.com/_r/100x100/100/cc/f8/ccf85ddc95a5d45233c4178194838bf4/ccf85ddc95a5d45233c4178194838bf4.jpg)
Hori, Hideyuki
Japanese![Goodson, Barbara](https://img.flawlessfiles.com/_r/100x100/100/b9/b1/b9b187c0a9d0a992e9dcbce38aa27169/b9b187c0a9d0a992e9dcbce38aa27169.jpg)
Goodson, Barbara
English![Shiratori, Yuri](https://img.flawlessfiles.com/_r/100x100/100/52/94/52949cae8284561b17e1225514c4f76b/52949cae8284561b17e1225514c4f76b.jpg)
Shiratori, Yuri
Japanese![Sadaoka, Sayuri](https://img.flawlessfiles.com/_r/100x100/100/ae/bc/aebcbf3796e14c28d1a939c5b8c83aa5/aebcbf3796e14c28d1a939c5b8c83aa5.jpg)
Sadaoka, Sayuri
Japanese![Wirthgen, Jesco](https://img.flawlessfiles.com/_r/100x100/100/cf/dc/cfdc1a73754b9bd7a40127a1e960e203/cfdc1a73754b9bd7a40127a1e960e203.jpg)
Wirthgen, Jesco
German![Cooper, Fleet](https://img.flawlessfiles.com/_r/100x100/100/e5/fb/e5fb216499c12dabb78039f103af6928/e5fb216499c12dabb78039f103af6928.jpg)