The title format suggests this was originally distributed via forums (like those for anime or game mods) or early YouTube/Vimeo.
The inclusion of “2011 Summer” narrows the window to titles released roughly between June and September 2011. This was a transitional period: physical media sales were still strong, but digital downloads (via DMM, now FANZA) were gaining ground. An “HD Special” would likely have been a Blu-ray + DVD combo, often with behind-the-scenes content. The title format suggests this was originally distributed
The "Sixis Full" collection embodies the core philosophy of the Hairless Declaration while pushing the envelope further. This special edition is a culmination of meticulous design, innovative materials, and a profound understanding of the zeitgeist. but digital downloads (via DMM