Based on the components of the name, this appears to be a niche adult title (doujinshi or adult animation). Because of the nature of such content, information is often limited to specialized forums or adult databases rather than general review sites.  Potential Context 

Doujinshi is a type of Japanese self-published work, often created by fans for fans, typically related to anime, manga, or video games. TV likely refers to television, and oban could be short for " obanashi," meaning an open or casual conversation.

In the context of anime and manga, doujinshi often involves fan-made works based on existing franchises, such as reimagined storylines, alternative character interpretations, or original creations inspired by popular series. These works can take many forms, including printed zines, digital files, and even audio dramas.

Desu (です): A common Japanese polite copula meaning "to be."

2. The Premise

This doujinshi is famous for reimagining the characters of Academy City in a gambling setting, similar to Kaiji or Liar Game. It focuses on intellectual battles, cheating, and the darker side of Academy City's underground.