Genre - Sci Fi

A young man pilot a machine protect a resident area in the universe. However, he has never seen a human before.

The distant future: In a universe where humanity's mortal enemy is the alien race known as Bugs, an Imperial battleship suffers a mysterious and devastating attack that sends Captain Alan Corinth crash landing onto an unknown planet. Much to his surprise, rather than the technologically advanced humanity he knows, the humans he encounters there seem to live in a fantasy world filled with swords and magic!Thus begins the first volume of this manga adaptation of Captain Corinth: The Galactic Navy Officer Becomes an Adventurer. This expansive saga of colliding worlds crashed like a falling star onto the scene of Japanese online novels, much like Captain Corinth himself falling from the sky! With detailed worldbuilding that brings out the best from both fantasy and sci-fi genres, this story spools out to depths unseen in recent years, expertly rendered into visual format by manga artist Tomomasa Takuma, known for manga adaptations of such similarly epic sagas as Record of Lodoss War and Code Geass.

Deronga Five Alpha is a dying unstable planet which according to studies, used to be a very lush planet with all kinds of different species. The current state of the planet is a horrifying place where vicious carnivorous creatures fight in the “survival of the fittest.” Captain Bagures, the leader of the research spacecraft, is a cold and cruel woman who, despite the warnings, unnecessarily sends a military team down to the planet for research. The end result was a catastrophe with the team being slaughtered by the creatures on the planet. The leader of the team, Cannon, vows vengeance on Bagures before seemingly dying. Jump to 20 years later, a spaceship comes near Deronga Five Alpha to see the end of the planet. As the planet explodes, a foreign object attaches itself onto the spaceship. As nothing can survive a planetary explosion, the crew investigates the object only to find out it is one of the creatures from the planet Deronga. As the story progresses, the creature goes into a rage after seeing Bagures, now an extremely important person in the military, on the monitor screen. Could this creature be Cannon and how do you stop something that can withstand a planetary explosion?

Student/hacker Konami purchases a cordless phone from a door-to-door salesman and finds that it possesses the power to transcend space and time. Gag comedy ensues.

From MangaHelpers: Reesha was once a prince of a powerful dynasty, but after the end of a war, his home is no more. In the the first three years of Reesha's new life, he went to school with some of his family's former subjects, now his friends. However, after they graduated, they all joined the military. Reesha's small size, due to his artificial heart, has prevented his acceptance into the military for three years running. Now, 19-year-old Reesha is living as an ordinary plumber in a town of hot springs. In order to help Reesha get around the size requirement, he and his military friends sneak into a bathhouse to appeal to the general directly. Unfortunately, this plan results in a series of unexpected, violent events which cause Reesha to finally depart his everyday life and head off to chase his destiny! [tethysdust]

The story centers around Keiichirou, a young man who lives alone in his house. He went through a lot of pain in his life, ever since an accident that happened three years ago. One rainy day, he finds a little girl, drenched from the rain, inside his home. She is named Flower, and so begins the life for these two unlikely protagonists.

Kuginashi Bon is a middle school boy suffering from severe gynophobia. One day, a group of weirdos suddenly move into the apartment next door and declare they want to help him overcome his condition...

Kodai lost his younger sister in "Noah's Flood", a catastrophic event that submerged Tokyo not too long ago. He confines himself to what's left of his old life, refusing to move on. One day, a mysterious girl who calls herself "Kururi" jumps out from the endless sea, claiming that Kodai's "home" actually belongs to her. After a brief chase from some mafia-type group, Kururi forces herself into Kodai's life as his new roommate. Because of this, Kodai is forced to start moving on from his tragic loss and both of them have to learn to adjust to the new way of life that "Noah's Day" forced everybody to live.

In the far future, humans abandon the devastated Earth and move to the upper world "Tenjo". But Tenjo and the law of causation collapse by a war and humans returns to the Earth, which has turns into an inhabitable planet except for Shinshu area. Shinshu is too small to accommodate all the humans, so they duplicate the area and create "Juso Sekai". In order to rebuild Tenjo and the law of causation, the returned humans start reproduction of history from B.C. 10,000. When the reproduction completes until A.D. 1413, a war breaks out in Shinshu and Juso Sekai falls onto the original world. The humans living in Juso Sekai lose their land and invade the original world. People in Shinshu surrender and is divided by the invaders from Juso Sekai. They try to resume the history reproduction from A.D.1457, but the update of history terminates in A.D.1648. A rumor of apocalypse begins to spread around the world. - Wikipedia

A great many years prior the God of destruction, Enka, kicked the bucket saying thats its youngster would decimate the world.Thousands of years after the fact the potential offspring of Enka are discovered (some human, some not) and join in the Peaceful Family Operation with a specific end goal to find who the genuine offspring of Enka is and prevent them from obliterating the world by showing them the significance of family love. The books delineate the not really ordinary existence of a "family" that incorporates a catgirl "mother," a lion "child," a living area battle android weapon "child," a jellyfish-like extraordinary "little girl," and a hapless 27-year-old military officer as their "dad." This diverse "family" was collected as a feature of the Imperial Japanese Anti-Paranormal Phenomena Section's Special Operations Forces to spare Earth in 2063.

Teenager Kurikura Kansuke lives in a small village with his family but tragedy strikes one day when his younger sister, Ayame, is brutally murdered. Six years later, Kansuke, in his search for his missing older brother, finds multiple women who all call themselves Kurikura Ayame. Kansuke learns that out of grief for Ayame, his brother created dolls, each with a part of her corpse and enhanced for combat. Kansuke vows to find his brother and stop the mindless violence.

Vanships are flying vehicles that float and fly with the use of a rare metal called Claudia. Fam and Jize are young female pilots in the kingdom of Turan who have made a name for themselves for their creativeness and excellent piloting. Turan is currently run by the two princesses, Lilly, the older of the two sisters, and Milia. Then there is Dio, a mysterious pilot who drifted into town several months ago who is just as talented of a pilot as Fam. When the neighboring Ades Republic declares war on Turan, the paths of these people cross and they have to work together if they want to survive.

After the first "Last Exile" series, Claus, Lavie, Alvis, and our other heroes board the colony ship, Exile, to return home to the planet humanity abandoned hundreds of years ago. A few months have passed and the quiet, peaceful life they had hoped for is suddenly disrupted when a familiar enemy appears. How did the enemy they left behind a world ago follow them all the way home!?

Hiroki Ichinose was having another regular day in high school. Then suddenly from a blinding light near his house, a girl claiming she came from the future appears. Her purpose turns out to be is to cure her ailing mother in the future through genetic manipulation but since changing the future is forbidden she is being pursued by future's timecops. Added to that, the girl turns out be his daughter!