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Infamous hentai series that contain multiple vignettes, with each being more graphic or disturbing than the last.


Cool Devices is an 11 episode series featuring graphic content in multiple unrelated storylines starting with a young woman that makes her first discovery into bondage and S&M. From there on, each "Operation" afterwards become more graphic and disturbing than the previous one.

Series Credits
Person Name Episode Count
Yasuomi Umetsu

To edit the cast, go to an episode page.

Original US Poster Art

General Information Edit
Name Cool Devices
Name: クールディバイシス
Romaji: Kūru Dibaishisu
Publisher Critical Mass Video
Start Year 1995
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Recurring Appearances
Rui first in Kirei
Kirei first in Kirei
Top Editors
Mandatory Network

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