OVA ToHeart2: Ano natsu, ichiban sawagashii umi

In the year 2010, the first manned mission to Mars returns to earth. During re-entry, something goes horribly wrong, and the craft explodes, scattering debriss on the earth below. Shortley afterwards, seemingly related to the loss of the Mars mission, strange creatures dubbed 'Ancients' begin to attack the earth. An agency called AAST is formed to fight them, deploying a crack team of all-female specialists in swordplay, firearms, and intelligence. But the key to defeating the Ancients is not these skilled operatives, but Takeru, an inexperienced high-school boy who is the only person capable of wearing the mysterious MARS power suit, the only weapon that can go toe-to-toe with the Ancients in combat. Forced by his father to wear the MARS suit, Takeru is thrown into a deadly battle for the earth.

A Tyrannosaurus rex raised as a herbivore meets and takes care of an orphaned baby Ankylosaurus, all the while trying to fight his natural instincts of a predator and survive in the wild.

Lupin III competes with the Kisugi sisters to steal a triptych of paintings that once belonged to their father, and which hold the key to a long-unsolved mystery.

After the appearance of an unknown creature in the middle of Tokyo, the special force guided by Otsuya Funagai starts to fight against the threat. But one of the pilots, girl called Rin Ichikawa may jeopardize the mission.

The DigiDestined must stand together to prevent the digital world from swallowing the real world.

A young sailor named Sinbad and his sidekick Ali find a map to a fabulous treasure and stow away aboard a ship in an effort to get to where the treasure is buried. They eventually convince the ship's captain to change course and help them find the treasure. Along the way they come up against a wicked Vizier, a giant bird, vicious whirlpools and other obstacles.