According to the Kuroshitsuji website, there are 6 OVAs included in the DVD releases. DVD 2: Ciel in Wonderland (Part 1) This re-imagines the cast of Kuroshitsuji II as characters in Lewis Carroll's Alice in Wonderland story. DVD 3: Welcome to the Phantomhive's This is meant to be like a simulation game. Elizabeth invites a lady (perhaps the viewer) to join her at a ball held at the Phantomhive mansion. DVD 5: The Making of Kuroshitsuji II This is a Hollywood style documentary with behind the scenes interviews with Sebastian, Ciel, Claude and Alois etc. DVD 6: Ciel in Wonderland (Part 2) This re-imagines the cast of Kuroshitsuji II as characters in Lewis Carroll's Alice in Wonderland story. DVD 8: The Tale of William the Shinigami William and Grell have to train new shinigami and reminisce about when they were training partners. DVD 9: The Spider's Intention The life in Trancy household and how those work under Alois is caring for him.

With the seas under constant threat from the hostile "Abyssal Fleet," a specialized naval base is established to counter them. Rather than standard naval weaponry, however, the base is armed with "Kanmusu"—girls who harbor the spirits of Japanese warships—possessing the ability to don weaponized gear that allows them to harness the powerful souls within themselves. Fubuki, a young Destroyer-type Kanmusu, joins the base as a new recruit; unfortunately for her, despite her inexperience and timid nature, she is assigned to the famous Third Torpedo Squadron and quickly thrust into the heat of battle. When she is rescued from near annihilation, the rookie warship resolves to become as strong as the one who saved her. [Written by MAL Rewrite]

Founded in the Taisho era, the "Red Flower Opera Company" attracts people's hearts across generations on a beautiful and gorgeous stage created only by unmarried women. The 100th generation students who have passed through a high magnification and entered the "Red Flower Opera Music School" to develop the human resources. Sarasa Watanabe, an innocent girl with a height of 178 cm who longs for "Oscar-sama." Ai Narada, a former national idol who is indifferent to everything, both dreams and friends. The music school life full of hope and conflict, where everything is disjointed, is about to begin! (Source: MAL News)

At Hope's Peak Academy, a school full of extraordinarily talented individuals, Nagito Komaeda is an ordinary boy with no special traits or interesting skills to speak of—except for his incredible unluckiness. Just walking to school in the morning leads to a number of unfortunate accidents, which only escalate as the day goes on. Despite this, Komaeda leads a relatively normal life and is satisfied with his modest slice of happiness. But everything changes when a mysterious boy who declares himself the "Destroyer of the World" arrives to shatter this hopeless paradise. [Written by MAL Rewrite]