Ai Yori Aoshi (2002)

Junichi Nagase was a real delinquent in middle school, one nasty enough that he earned the nickame "Geno Killer," and it's by this less than flattering epithet that Yuuhi Katagiri first comes to know him when he rescues her from two thugs one evening. Needless to say, both are stunned when not only does Yuuhi find herself transferred into the same high school class as "the Killer," but that shock grows into outright stupefaction when Yuuhi shows up at Junichi's house with the mind-blowing announcement that she's supposed to move in with him! It seems that they're engaged, and since this is the first that Junichi and his younger sister Minato have first heard of the arranged marriage set up by their parents, it's an idea that's going to take a little getting used to. Get ready for ties that bind and gag as bad boy and good girl collide cohabitationally while the entire school gets to watch!

Nice guy Kio’s normal life gets turned upside down when he meets a friendly, sexy cat-alien named Eris. She’s on a peaceful mission—and she’s ready to play. Things get even friskier when her fellow felines set up base in Kio’s house. It’s not all fun and games, though. Danger is afoot, thanks to several secret agencies and enemy dog-aliens on Eris’s tail.

Nobunaga was a teacher who was waiting for that kind of dating sim event to happen in real life. One day, a 14 year old girl named Kicho appears in front of him, saying that she's his wife?! Apparently she came from the Warring States era and seems to have mistaken Nobunaga for the Oda Nobunaga and tells him that she wants to have his children. An age-gap love comedy featuring a teacher with a dating sims brain and a princess with a warring states era brain!!

Ginko, a Mushi master, travels from place to place researching the Mushi and helping people who are suffering because of it.

Yuuya Nomoto was horrified to discover that the vehicle he was driving was being used to kidnap a high school girl, but he's even more shocked when the girl, Hitomi Uzaki, literally tears her kidnappers to pieces instead! Then she forces Yuuya to drive her to an arena where she bets the value of his organs on herself to win in a death match against a half-lion hybrid! Even more astonishing: Hitomi wins! That's because she's a Therianthrope, a genetically engineered fighter created specifically for the underground death matches known as Killing Bites! And now that Yuuya has been pulled into this dark underworld, he has no choice but to continue working for Hitomi. Because who's going to fight against a girl who's part honey badger?

A near future, where humans have been defeated by the viral parasites named Gastrea. They have been exiled into a small territory and live in despair, side-by-side in terror. In this world trapped in darkness— Rentaro, a boy living near Tokyo and member of the "Civil Security"—an organization specializing in fighting against the Gastrea—is used to accomplishing dangerous tasks. His partner is Enju, a precocious young girl. They fight thanks to their peculiar powers until one day, when they receive a special assignment from the government. This top secret mission is to prevent the destruction of Tokyo... Set in a near future, this thrilling heroic-action story... starts now!

A New York City grad student moonlighting as a dominatrix enlists her gay BFF from high school to be her assistant.

A romance takes place between Kang Ji-Sung aka Louie and Ko Bok-Sil. Louie is from a rich family, but he has lost his memory. Ko Bok-Sil is a woman with a heart like an angel. Louie learns about true love after meeting Ko Bok-Sil.

A disastrous school trip leaves four students stranded on an uninhabited island. Staying alive on a deserted island is easy for Homare, thanks to her survivalist father's training. While the others struggle, she shows them that being isolated may not be as dreadful as they thought.

An asteroid is headed for Earth and in order to avoid Earth's impending destruction, the ISDA create the "Dragonaut" after finding a dragon egg under the ocean. This weapon's primary purpose is to destroy the asteroid when the time comes. However, they soon find out that the asteroid is not their only threat, as powerful dragon-like creatures, which are bent on destruction, appear. After witnessing a murder by one of the creatures, Jin Kamishina, a lonely 18-year-old boy who lost his family in a shuttle accident, gets involved in the mysteries of the dragons and becomes the chosen pilot of the Dragonaut. Helping him on his journey is Toa, a mysterious girl who saves him from falling to his death after the creature attacks him.