# Zettai Reido

Zettai Reido (絶対零度, Absolute Zero) is a Japanese police procedural television drama. The first season, subtitled Mikaiketsu Jiken Tokumei Sōsa (未解決事件特命捜査, lit. "Special Cold Case Investigation"), was set in a fictional version of the Tokyo Metropolitan Police Department division that specializes in investigating cold cases, which is based on an actual division established in Japan in 2009. The first season aired from April 13 to June 22, 2010 on Fuji TV's Kakku time-slot. It premiered to an 18% rating. A special two-hour-long episode which served as conclusion to the first series was aired on July 8, 2011.
Season two of Zettai Reido, subtitled Tokushu Hanzai Sennyū Sōsa (特殊犯罪潜入捜査, lit. "Special Undercover Crime Investigation") takes place a year after the events of the special episode, after Sakuragi and her fellow detectives have been transferred to the undercover investigation division which deals with current crimes. The second season aired from July 12 to September 20, 2011 on Fuji TV's Kakku time-slot. It premiered to a 15.4% rating and ended with a season-high rating of 16.3%. The last leg of the second season featured guest star appearances by Yūsuke Santamaria and You Yokoyama.
The opening and ending themes for season one and two are performed by rock duo Love Psychedelico.

## Series synopsis

Izumi Sakuragi (Aya Ueto) is an energetic rookie detective assigned to the Tokyo Metropolitan Police Department's special investigations office. This newly established division uses DNA analysis and the latest in forensics science to investigate unresolved cases and cases suspected to involve missing persons.

## Cast and characters

* Aya Ueto as Izumi Sakuragi, a rookie detective with the special investigations office. Due to her inexperience, she is nicknamed Kame (カメ, turtle).
* Hiroyuki Miyasako as Keigo Tsukamoto, a police sergeant who is often partnered with Sakuragi.
* Sayaka Yamaguchi as Ryōko Takamine, the special investigations office's resident criminal profiler.
* Tomomi Maruyama as Yūki Fukazawa, a police inspector with the special investigations office. In season two, he is promoted to the position of Chief Investigator of the eighth section.
* Hiromi Kitagawa as Sae Ōmori, the crime lab chief and main technician.
* Ryo Kimura as Shō Takebayashi, the crime lab technician in charge of computer forensics.
* Takeo Nakahara as Shintarō Shiraishi, a detective with the special investigations office.
* Tetta Sugimoto as Takumi Kurata, a senior detective with the special investigations office.
* Kin'ya Kitaōji as Hideo Nagashima, the Director General of the special investigations office.
* Akira Nagata as Yukinari Michio
* Keisuke Minami as Tōru Akiyama
* Megumi Saito as Tomomi Mitsui
* Kenta Kiritani as Shinjirō Takigawa, a detective with the special undercover crime investigations office and Sakuragi's partner.
* Takashika Kobayashi as Ryōhei Isomura, a detective with the special undercover crime investigations office.
* Rie Minemura as Megumi Inohara

## Episodes and ratings
### First season

| # | Title | Directed by | Written by | Original air date | Rating (Kantō) |
| 1 | "The Day to Melt Sadness" "Kanashimi o Tokasu Hi" (悲しみを溶かす日) | Shōsuke Murayama | Masaaki Sakai | April 13, 2010 (2010-04-13) | 18.0 |
| 2 | "The Demon of Having 7 Days till the Statute of Limitation" "Jikō Nanokamae no Mamono" (時効7日前の魔物) | Shōsuke Murayama | Masaaki Sakai | April 20, 2010 (2010-04-20) | 14.5 |
| 3 | "Connection" "Rensa" (連鎖) | Kazuyuki Iwata | Hideya Hamada | April 27, 2010 (2010-04-27) | 15.5 |
| 4 | "Secret" "Himitsu" (秘密) | Kazuyuki Iwata | Masaaki Sakai & Takeru Nakamura | May 4, 2010 (2010-05-04) | 12.9 |
| 5 | "Cold Case Hell" "Mikaiketsu Jiken to Iu Na no Jigoku" (未解決事件という名の地獄) | Shōsuke Murayama | Kazutoshi Tani | May 11, 2010 (2010-05-11) | 14.7 |
| 6 | "The Heartache Left by a Cold Case" "Mikaiketsu Jiken ga Nokosu Kokoro no Itami" (未解決事件が遺す心の痛み) | Shōsuke Murayama | Kazutoshi Tani | May 18, 2010 (2010-05-18) | 14.8 |
| 7 | "Light and Darkness: IT CEO Murder Case" "Hikari to Yami: IT Shachō Satsujin Jiken" (光と闇〜IT社長殺人事件) | Kazuyuki Iwata | Hideya Hamada | May 25, 2010 (2010-05-25) | 12.7 |
| 8 | "Cry" "Dōkoku" (慟哭) | Kazuyuki Iwata | Masaaki Sakai | June 1, 2010 (2010-06-01) | 14.4 |
| 9 | "Release" "Kaihō" (解放) | Shōsuke Murayama | Masaaki Sakai | June 8, 2010 (2010-06-08) | 14.6 |
| 10 | "Devotion" "Kenshin" (献身) | Kazuyuki Iwata | Hideya Hamada | June 15, 2010 (2010-06-15) | 13.3 |
| 11 | "The Day to Shatter Sadness" "Kanashimi o Uchikudaku Hi" (悲しみを打砕く日) | Shōsuke Murayama | Masaaki Sakai | June 22, 2010 (2010-06-22) | 12.8 |
| Average Rating (Kantō): 14.4 ||||||
| SP | "The Devil Whispers to a Tragedy-stricken Couple: Behind the Death of an OB/GYN doctor, the 14-year-old Murder Case of a Woman and Organ Trade: A Father's Time-transcending Prayer, a Mother's Regret: When the Truth Is Revealed, the Ultimate Cold Case and a Death in the Line of Duty!?" "Higeki no Fuufu ni Akuma no Sasayaki: Sanfujinka Ishi no Shi no Ura ni Juuyonenmae no Josei Satsujin Jiken to Zouki Baibai: Toki o Koeta Chichi no Inori to Haha no Koukai: Shinjitsu o Shiru Toki, Saidai no Mikaiketsu to Shougeki no Junshoku ga!?" (悲劇の夫婦に悪魔の囁き～産婦人科医師の死の裏に14年前の女性殺人事件と臓器売買～時を越えた父の祈りと母の後悔～真実を知る時、最大の未解決と衝撃の殉職が!?) | Shōsuke Murayama | Masaaki Sakai | July 8, 2011 (2011-07-08) | 13.9 |

### Second season

| # | Title | Directed by | Written by | Original air date | Rating (Kantō) |
| 1 | "Run Kame! You Slowpoke" "Hashiridase! Noroma na Kame" (走り出せ！のろまなカメ) | Kazuyuki Iwata | Hideya Hamada | July 12, 2011 (2011-07-12) | 15.4 |
| 2 | "Decision" "Ketsudan" (決断) | Kazuyuki Iwata | Hideya Hamada | July 19, 2011 (2011-07-19) | 14.2 |
| 3 | "Sincere Lies" "Seii no Uso" (誠意の嘘) | Genta Satō | Masaaki Sakai | July 26, 2011 (2011-07-26) | 13.1 |
| 4 | "Detective Failure" "Keiji Shikkaku" (刑事失格) | Genta Satō | Tsutomu Kuroiwa | August 2, 2011 (2011-08-02) | 11.3 |
| 5 | "No Intent to Kill" "Mu no Satsui" (無の殺意) | Manabu Kitagawa | Hideya Hamada | August 9, 2011 (2011-08-09) | 11.9 |
| 6 | "Three Lies" "Mittsu no Uso" (3つの嘘) | Kazuyuki Iwata | Masaaki Sakai | August 16, 2011 (2011-08-16) | 13.1 |
| 7 | "Town of Lies" "Itsuwari no Machi" (偽りの街) | Genta Satō | Tsutomu Kuroiwa | August 23, 2011 (2011-08-23) | 12.7 |
| 8 | "An Enemy Appears" "Teki, Arawareru" (敵、現る) | Manabu Kitagawa | Hideya Hamada | August 30, 2011 (2011-08-30) | 10.7 |
| 9 | "The Real Enemy Is" "Shin no Teki wa" (真の敵は) | Kazuyuki Iwata | Hideya Hamada | September 6, 2011 (2011-09-06) | 11.0 |
| 10 | "Showdown Trap" "Taiketsu no Wana" (対決の罠) | Kazuyuki Iwata | Hideya Hamada | September 13, 2011 (2011-09-13) | 13.5 |
| 11 | "What I Saw Upon the Last Day" "Saigo no Hi, Sono Saki ni Mita Mono" (最期の日、その先に見たもの) | Kazuyuki Iwata | Masaaki Sakai | September 20, 2011 (2011-09-20) | 16.3 |
| Average Rating (Kantō): 13.0 ||||||

## Awards

| Year | Award | Category | Nominee | Result |
| 2011 | Nikkan Sports Drama Grand Prix | Best Lead Actress | Aya Ueto | Nominated |
| 2012 | Nikkan Sports Drama Grand Prix | Best Lead Actress | Aya Ueto | Pending |