Searching the Kitsu catalog…
ฤดูร้อน 2008 | 1 ตอน
According to Aniplex, a 10min short anime of Gintama "Shiroyasha Koutan" will be released on September 30th. It was shown at Jump Super Anime Tour 2008 and had never been released as a DVD. It's a trailer of an imaginary Gintama movie. Gintama OVA shown at Jump Anime Tour '05 is also included in the DVD.
ฤดูหนาว 2022 | 1 ตอน
In a world split between two realms, its habitants were told never to cross to the other side, lest they be cursed. A little girl from the inner land named Shiva and a demon from the outer land simply known as “Teacher” initiate a quiet coexistence on the same side of the forest. But when Shiva leaves Teacher’s care to seek out her grandmother, their secret comes to light. (Source: Crunchyroll) Note: Originally released as a movie-length OVA. As streaming on Crunchyroll, it is split into 3 ‘normal’ length episodes.
ฤดูใบไม้ผลิ 2008 | 1 ตอน
Magic File 2 was sold at select retailers (7-11 branded equivalents) in Japan, along with PPV episodes of the show (episodes released long before, such as the NY case). The first disc housed the Movie 12 Side-Story OVA, which features Kudou Shinichi and details a bit of the backstory from the upcoming movie. The second disc was the one with the PPV episodes. (Source: DCTP Forum)
ฤดูใบไม้ผลิ 2009 | 1 ตอน
Another Shinichi and Ran pre-story.
ฤดูใบไม้ร่วง 2008 | 1 ตอน
Compilation movie of the previously released OVA.
ฤดูร้อน 1987 | 1 ตอน
The Iczer-1 OVA series received a movie cut after it was finished, with some slight changes and few minutes of extra or reworked footage.
ฤดูหนาว 2022 | 1 ตอน
Animation included with the PLUS ULTRA version of the Boku no Hero Academia THE MOVIE: World Heroes' Mission Blu-ray/DVD release. The OVA is an adaptation of the "Hawks: SOOTHE" one-shot from the Vol. World Heroes booklet that was given out during the movie's theatrical run. Note: This animation received an advance limited screening run alongside the World Heroes' Mission movie in theaters from January 22 to 27th in Japan.
