OVA Anime
Love Position Halley Densetsu
This is the very first original animated video produced by Tezuka Productions, about an agent who was sent riding on Halley's comet to the earth. He was actually given an order to destroy the earth. Captivated by planet's beauty, however, he is no longer able to destroy the planet. Seventy-six years later, another agent from Halley's comet is sent to the earth to liquidate this traitor, who is now disguised as a girl named Lamina in Vietnam. Tezuka Osamu oversaw only the original story.
(Source: AniDB)
Sanjougattai Transformers Go!
Bundled on DVDs with Shogakukan's Terebi-kun (TV-kun) magazine and Kodansha's TV Magazine.
(Source: Anime News Network)
Santa Claus Tsukamaeta!
A simple story about a young boy who stays up on Christmas in order to catch Santa and show the proof to his older friends.
Sanzoku Diary
An OVA adaption bundled with the 6th volume of the manga. Sanzoku Diary is a hunting and wild gourmet diary composed by an active hunter and manga artist, Kentarou Okamoto.
Ushiro no Hyakutarou
Horror OVA based on the manga by Jirou Tsunoda. The title roughly means "Hyakutarou behind".
A boy named Ichitarou Ushiro deals with various horrifying phenomena with the help of his guardian spirit Hyakutarou.
2 episodes: "Kokkuri Satsujin Jiken", "Yuutai Ridatsu".
(Source: AniDB)
Prism Season
In a gentle adaptation of Moe Nagata's book Flowers Wait for the Moon, a girl grows up, falls in love, and becomes a mother, realizing that her childhood is now forever behind her.
Utsunomiko: Heaven Chapter
Delving into the humans' spiritual journey to the Celestial Realm of Buddha, UTSU NO MIKO follows five friends on their quest to bring peace to a corrupt and chaotic Earth.
Born with a horn, Utsu no Miko found refuge on Mt. Kongo where he studies to become a God. But when the ruling imperial government seems to bring only devastation to the people, Miko and his friends venture on a 33-year quest to reach the Celestial Realm and meet the almighty Father of the North Star. Yet, the way is filled with danger, for the five humans intrude upon the world of immortals where the gods reign supreme. And, in order to reach their goal, Miko must first challenge them to battle.
However, they soon realize that the gods too are not without flaws and earthly desires. And for Miko, the hope of rescuing his love (Kagami) leads to the realization that the world cannot exist without the balance of gods' tumultuous soul, and the humans' will to survive and to love. For, as one life ceases, another takes its place. And only when there is true peace can people finally see the face of God.
(Source: AniDB)
Utsurun Desu.
An anime adaptation of Sensha Yoshida's Utsurun Desu. four-panel "nonsensical" gag comedy manga. The manga used a stable of off-the-wall characters to tell jokes that defied logic or reasoning. The original manga ran in Shogakukan's Big Comic Spirits magazine from 1989 to 1994.
Source:ANN
(Source: AniList.co)
Kamen Rider Den-O: Imagin Anime
Web and DVD based 10 Episode OVA featuring the Imagin stars of the popular 2007 Kamen Rider Den-O live action tv series.
Geba Geba Shou Time!
An OVA starring "GebaGeba Ojiisan", who was the star character of an animated segment created by Renzo Kinoshita on the variety show "Koizumi x Maebue Geba Geba 90-minutes!" from 1969.
Many of the tapes for this variety show were destroyed at the time, including these animated segments. Renzo Kinoshita produced this OVA, creating a completely new collection of short gags, in order to restore these segments of the GebaGeba program.
(Source: AniList.co)