Id: Invaded[b] (stylized as I⊃:INVΛ⊃≡⊃) is a Japanese anime television series produced by NAZ, directed by Ei Aoki and written by Ōtarō Maijō.

This is referred to as an "id well", a mental plane that can be digitally entered to collect clues regarding a killer's victims, crime scenes, and motives.

Field analysts assist well investigators using a tool called "Wakumusubi ", a sort of handheld radar gun that detects and collects delicate "cognition particles", given off by a person's intent to kill.

On July 4, 2019, Kadokawa announced a new original anime television series directed by Ei Aoki and written by novelist Ōtarō Maijō.

The series aired from January 5 to March 22, 2020 on Tokyo MX, BS11, TVA, KBS, and SUN, with the first episode listed as a one-hour special.

[20] A manga sequel by Yūki Kodama, titled ID: Invaded #Brake Broken, was serialized in Kadokawa's Young Ace magazine from October 4, 2019 to November 4, 2020 and collected into three volumes.