The franchise is vast, with PoRO, the production studio, releasing numerous sequels, reboots, and side stories from . Below is a list of the known titles in this sprawling series, based on available data.

Paradoxically, "Oni.Chi.Chi" has also been adopted by the "cute demon" subgenre. Artists on Pixiv and Twitter draw chibi-style oni girls with small horns, captioning the art with "Oni.Chi.Chi." Here, the repetition of "Chi" softens the word—turning a terrifying demon into something akin to a mischievous pet. The dots imply a glitchy, playful voice.

This paper provides a broad overview of the "Oni.Chi.Chi" concept, touching on its origins, cultural significance, and impact on pop culture. Further research could delve deeper into specific aspects, such as the psychological appeal of such characters or the sociological implications of their popularity.

Here are a few key points about Oni-Chi-Chi:

| Title | Release Period | Episode Count | Notes | | :--- | :--- | :--- | :--- | | | Oct 30, 2009 - May 28, 2010 | 2 | The original OVA that started it all. | | Oni Chichi 2 | Unknown | 13 | A sequel focusing on a different set of sisters, the Makino family. | | Oni Chichi: Re-birth | Released April 28, 2011 | 1 | Continues Airi's story. | | Oni Chichi: Re-born | Unknown | 2 | Another entry in the main storyline. | | Oni Chichi 2: Revenge | Unknown | 2 | A sequel to the "Oni Chichi 2" storyline. | | Oni Chichi: Rebuild | Unknown | 3 | Another series entry with the same core themes. | | Oni Chichi: Refresh | Released 2015 | 4 | A side story where Airi, Sana, and her dad go to the beach. | | Oni Chichi: Vacation | Released April 28, 2016 | 1 | Takes the family on a disastrous ski trip. | | Oni Chichi 2: Harvest | Unknown | 1 | Another installment in the "Oni Chichi 2" branch. |

Given the combination "Oni.Chi.Chi," there are a few speculative connections: