Sex Detective Hatenashi in order

3 films, 4h 5m in all, in release order.

Sex Detective Hatenashi
2018 · 83 min
Tamao Hatenashi is a 26 year old actor. Due to his unhinged imagination however, he gets an erection each time he acts, rendering him virtually unhireable. In spite of his problem, his luck takes a turn for the better when a fellow actor friend by the name of Maebari introduces him to Gonza, the CEO of a pink movie production company, and who immediately takes a shine to him. Buoyed by seeing his name printed on a movie script for the first time, Hatenashi immediately makes his way to the pink movie set. Upon arriving, he meets Yumika, the movie’s lead actress. Smitten by her kindness, he soon falls head over heels in love with her. As such, Hatenashi is horrified when he discovers that Yumika has been abducted from the set by a suspicious group of men, leaving only her panties behind. In order to track her down, Hatenashi immediately heads to Shimbashi, Tokyo in search of a legendary detective.
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Sex Detective Nana: The Phantom of the Sauna
2021 · 70 min
Karin, a sex detective, and Nana, an assistant, have protected the peace of Shimbashi based in a Chinese-style oil beauty salon. In the city, a mysterious incident occurs in which women disappear one after another, but Karin is not so absorbed in having sex with the New York Police Department Kasumi. Nana aims to solve the case with a newcomer China Girl Hachi and pseudo-sex detectives who are a reserve army of sex detectives. As the investigation continues, the shadow of a male office worker who is envious of his female boss, as well as the super-male and female criminal association ADAM, begins to flicker.
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Sex Detective Hatenashi 2: Double Revolver Love
2023 · 92 min
The Sex Detectives have got a new request from Kasumi Lovecraft, a detective from New York. Hatenashi’s manager, Maebari, tells him that he has been offered a job as an actor. Hatenashi gets in a good mood with Miona, a production staff member, during a commercial shooting and asks Miona out on a date. The date goes well and the two make love at Hatenashi’s apartment. However, on the way back from investigating the case with Kasumi to track down the missing Kido, the Director-General of the Police Agency, Hatenashi witnesses Miona secretly meeting with Harigata, a client of the commercial.
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Frequently asked questions

What order should I watch Sex Detective Hatenashi in?

1. Sex Detective Hatenashi (2018), 2. Sex Detective Nana: The Phantom of the Sauna (2021), 3. Sex Detective Hatenashi 2: Double Revolver Love (2023).

How long does it take to watch all of Sex Detective Hatenashi?

About 4h 5m across 3 released films.

Do any Sex Detective Hatenashi films have post-credit scenes?

None are listed on TMDB.