Cool Devices

Cool Devices Operation 01: Curious FruitCool Devices Operation 07: Yellow StarCool Devices: Yellow Star
Cool Devices is a series of animated hentai pornographic videos.wikipedia
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Hentai

adulterotichentai scenes
Cool Devices is a series of animated hentai pornographic videos.
The attribution has been applied retroactively to works such as Urotsukidōji, La Blue Girl, and Cool Devices.

Yasuomi Umetsu

The character designer for this episode was Yasuomi Umetsu.
Cool Devices Operation 07: Yellow Star (1995) character designer

Right Stuf Inc.

Nozomi EntertainmentCritical MassRight Stuf
Originally, the series was licensed in North America by Nutech; because of litigation, the company lost the license, which is now owned by Critical Mass.
Cool Devices

Ryōka Yuzuki

Ayumi Nagashii
Ryoka Yuzuki as Ai Yuki
Cool Devices Operation 01: Curious Fruit – Ai Yūki

Kaoru Shimamura

Kaoru Shimamura as Rui
Cool Devices (Rui: Operation 4)

Sumie Baba

Sumie Baba as Kirei
Kirei in Cool Devices (OAV)

Kumiko Nishihara

Kumiko Nishihara as Maya Mizutani
Cool Devices (Maya Mizutani)

Yōko Asada

Yoko Asada as Cat Girl, Marino Ōkura, & Minako
Cool Devices (1995), Cat Girl (Operation 3), Marino Ohkura (Operation 6), Minako (Operation 10)

Kite (1998 film)

Kite1999A Kite
It can be seen as a precursor to Kite.
Cool Devices: Yellow Star, previously directed by Umetsu, features "prototype" character designs, and similar subject matter.

Pornographic film

adult filmadult videopornographic films
Cool Devices is a series of animated hentai pornographic videos.

Original video animation

OVAOVAsOAV
Released as OVA, the series consists of eleven mainly unrelated episodes referred to as operations and is most noted for its very extreme sexual content, most of which center on BDSM and similar fetish themes as well as its high production values (compared to other hentai titles of the time).

BDSM

sadomasochisticsado-masochismsado-masochistic
Released as OVA, the series consists of eleven mainly unrelated episodes referred to as operations and is most noted for its very extreme sexual content, most of which center on BDSM and similar fetish themes as well as its high production values (compared to other hentai titles of the time).

Sexual fetishism

fetishsexual fetishfetishes
Released as OVA, the series consists of eleven mainly unrelated episodes referred to as operations and is most noted for its very extreme sexual content, most of which center on BDSM and similar fetish themes as well as its high production values (compared to other hentai titles of the time).

Matthew Michalewicz

Matthew
Originally, the series was licensed in North America by Nutech; because of litigation, the company lost the license, which is now owned by Critical Mass.

Sadomasochism

S&Msadisticsadomasochistic
An innocent girl named Ai is lured by her curiosity into the underground world of sado-masochists and exhibitionists by a couple who visits the club where she and her girlfriends are visiting.

Exhibitionism

exhibitionistflashingexhibitionists
An innocent girl named Ai is lured by her curiosity into the underground world of sado-masochists and exhibitionists by a couple who visits the club where she and her girlfriends are visiting.

Incest

incestuousincestuous relationshipinbreeding
It is later revealed that he wants to have sex with his sister, which he eventually does in a consensual scene near the end of the episode.

Anthropomorphism

anthropomorphicpersonificationanthropomorphized
An anthropomorphic female rabbit is held in a cell as sexual slave.

Catgirl

cat earscat girlcat-girl
Soon, a Catgirl enters her room and has sex with the rabbit through the cell.

Public bathing

bathhousepublic bathsbath house
With a subtle BDSM premise, a teenage couple has sex in what seems to be a closed public bath house at night in the middle of winter.

Erogenous zone

erogenous zoneserogenouserogenic
A reluctant girl is fondled, has her bathing suit cut off to expose her erogenous zones, and is coerced into performing various sex acts by her unnamed male partner.

Anal sex

analanal intercourseanal penetration
The ensuing sex acts culminate in anal sex which cures her constipation.

Constipation

constipatedobstipationchronic constipation
The ensuing sex acts culminate in anal sex which cures her constipation.

Dungeon

oubliettedungeonsbottle dungeon
The episode begins when a young blue-haired woman is shown having sex with a group of weird men, afterwards they throw her into an oubliette where she then emerges as a butterfly.

Gang rape

gang-rapegang rapedmass rape
The episode ends with the girls being gang raped, then thrown down the same oubliette from the beginning of the episode, and emerging as butterflies.