Ouroboros

Title: ウロボロス
Title (romaji): Ouroboros
Tagline: この愛こそ、正義。 / Kono ai koso, seigi.
Format: Renzoku
Genre: Suspense, mystery
Episodes: 10
Viewership ratings: 10.42%
Broadcast network: TBS
Broadcast period: 2015-Jan-16 to 2015-Mar-20
Air time: Friday 22:00
Theme song: Sakura by Arashi

Synopsis
"Ouroboros" is an ancient symbol that depicts a snake eating its own tail - meaning infinity. Based on a popular comic, a clumsy detective and a cool gang stand up to true evil. Ikuo and Tatsuya grew up in a children's orphanage together. When their favorite teacher, Yuiko, is murdered, a policeman wearing a gold watch covers up the incident. Ikuo and Tatsuya promise each other to avenge their teacher someday. Twenty years later, Ikuo is a detective in Shinjuku second police station investigating various cases with elite detective - Mizuki, while smart and handsome Tatsuya has become one of the top members of a gang group. -- TBS

Cast
Ikuta Toma as Ryuzaki Ikuo
Minamide Ryoka (南出凌嘉) as Ryuzaki Ikuo
Oguri Shun as Danno Tatsuya
Kobayashi Kika (小林喜日) as Danno Tatsuya
Ueno Juri as Hibino Mizuki
Ishii Kaho (石井香帆) as Hibino Mizuki
Morishita Yoshiyuki
Baba Toru (馬場徹)
Yoshida Kotaro as Mishima Kaoru
Takito Kenichi as Chono Shinichi
Hamada Manabu
Yoshida Yo as Tachibana Tomiko
Seino Nana as Tamura Konatasu
Mitsuishi Ken as Hibino Kunihiko
Moro Morooka
Yamaguchi Yoshiyuki (山口祥行)
Nomura Masaki (野村将希)
Horibe Keisuke
Shinohara Tomoe
Nakamura Hashinosuke III as Kitagawa Kanichiro
Muro Tsuyoshi as Fukamachi Takeshi
Takeda Kumiko (武田久美子) as Abiko Kirino
Okuno Eita
Okuyama Baraba (奥山ばらば)
Shibukawa Kiyohiko (渋川清彦)
Hirata Kaoru as Kaoru
Tanaka Yoji
Yamamoto Gaku
David Ito
Kan Suon (康すおん)
Hirosue Ryoko as Kashiwaba Yuiko