High School DxD: Fantasy Jiggles Unleashed is a special anime that premiered in spring 2012, produced by TNK.

About the production: the story comes from a light novel, there are 6 episodes of about 4 minutes and its current status is "finished".

Its main genres are comedy, ecchi and romance, with themes such as Nudity, Demons, Primarily Female Cast and School.

On AniList, High School DxD: Fantasy Jiggles Unleashed has an average score of 68%, a good score, and appears on 49,929 users' lists.

A series of 3-5 minute specials that were bundled with the HighSchool DxD DVD and Blu-rays. They are a stand alone set of episodes that are not a part of any story line in particular. Special 1: Going Sunbathing! - The Occult Research Club goes on a beach outing. Special 2: Issei's Private Training! - Issei is being given lessons in magic by Akeno. Special 3: A Little Bold, Koneko-Chan... Nyan! - Koneko accidentally has her personality reversed magically, making her incredibly sexually active and reversing her sexual preference. Special 4: The Untold Story of The Dress Break's Birth! - A few flashbacks of how Issei first found out and eventually perfected his special move, Dress Break. Special 5: Making Udon! - As part of a penalty for losing a bet, Sona and Tsubaki make udon for the Occult Research Club but the udon comes to life in a peculiar way... Special 6: Asia Transforms! - Asia wants to prove she is just as bad as any demon by using ideas found in Issei's magazines, going as far as dressing up like a harlot and seducing him. (Source: Wikipedia)

Official synopsis from AniList.