'The Detective is Already Dead' light novel series gets TV anime; visual, cast and staff revealed

Written by: Jei Beltrano | Published on: January 20, 2021 at 7:29 PM PHT (GMT+8)

The official website for Nigojuu and Umibouzu's "Detective is Already Dead (Tantei wa Mou, Shindeiru)" light novel series has announced on Wednesday that the series is receiving a TV anime adaptation. A new key visual was also revealed including the cast and staff for the upcoming series. The date of broadcast is still unknown as of writing.

The Detective is Already Dead TV anime key visual

The anime is animated by Studio ENGI with Manabu Kurihara serving as the series director. The series scripts are written by Deko Akao and characters are designed by Yousuke Itou.


The cast includes:

  • Shin Nagai as Kimihiko Kimizuka

  • Saki Miyashita as Siesta

  • Ayana Taketatsu as Nagisa Natsunagi

  • Kanon Takao as Yui Saikawa

  • Saho Shirasu as Charlotte Arisaka Anderson

  • Yoshitsugu Matsuoka as Koumori

  • Takehito Koyasu as Chameleon

The series is based on the Japanese light novel series written by Nigojuu and illustrated by Umibouzu. It began its publication in November 2019 under Kadokawa's Bunko J imprint. As of November 2020, it has been compiled into four novel volumes.


The novel was also adapted into a manga series by Mugiko which began its serialization in May 2020 in Monthly Comic Alive magazine. Its first tankobon volume was published by Kadokawa in November 2020.


English publisher Yen Press describes the series as:

Kimitsuka Kimihiko was the assistant to a beautiful detective named Siesta -- until Siesta died, anyway. Now, Kimitsuka has encountered a girl who bears an uncanny resemblace to his former boss...

Source: The Detective is Already Dead Official Twitter