The manga depicts the past of Ishiro Meita, a freelance spy who graduated from a spy training school with top grades. When he's asked to investigate an unknown object that crashed from space, his life takes a drastic turn when he meets Taiya Hando. (from RangerWiki)

The story takes place on Earth nearly a thousand years in the future. After a devastating war between artificial intelligence and humanity, monstrous creatures known as "Tai Sui" roam the land, drastically altering the natural environment and social order. In response, humanity developed "BOX"a series of advanced technologies related to mysterious boxes. These "Beast Boxes" became humanity's key allies in the fierce resistance against their enemies.Elites capable of "resonating" with their Beast Box partners are known as "Beast Box Masters." Among them, a once-overlooked Beast Box Master named Liu Ma is unexpectedly chosen by a small dinosaur-like Beast Box named "Dio." Together, they begin their mission to protect the city-state. During grueling training, Liu Ma meets several other Beast Box Masters and their Beast Box companions. The group is soon tasked with reinforcing "Vermilion City," marking the beginning of their epic journey.

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This story is about a girl named Handa Suzu who runs a store by herself while making a living off of the money she earns. One of her distant relatives used to own that store before he passed away. When Suzu was younger she had a child hood friend named Midori that went overseas with her parents. One day she goes out to town with and receives a phone call from someone unexpected…

From Fate: Kyouhei, after moving away to Tokyo from his old town to get away from the events that happened, is on a goukon with his friends, including his old neighbor, Shiba. After drinking for a whole night, he and Shiba discover a dead, bloody, body in the elevator. He is told by his younger sister, Utao with her Kamisama Doll, that Aki, an old friend, and his Doll, are the culprits responsible.

The Universal Century began with mankind moving its burgeoning population into outer space. The year is UC0079. The cluster of colonies furthest from the Earth, Side 3, proclaim themselves the Principality of Zeon and launch a war of independence against the Earth Federation. Now, it is nearly one year since the war broke out. In the “Thunderbolt sector”, a reef section of space where a large quantity of wreckage from battleships and destroyed space colonies from the war lies, a violent battle plays out as the Earth Federation Forces set their sights on recapturing the Zeon-controled sector.

Masaki Kenshi was taken from his home and was sent with a combat suit to assassinate the young queen Rashara. His mission was unsuccessful and he was captured and would have been typically executed for such a crime. However, Rashara, seeing that Kenshi was forced to carry out such a mission, pardons his life. She allows him to stay at the pilot academy and he becomes friends with many of the women surrounding Rashara. However, there are deep secrets that may threaten the comfortable life that Kenshi is living right now.

Three members of the 'Federation Survey Service', Rimia Greenwood, Led Wayline and Ashley Brown Brandon are charged with collecting data that will bring the dark parts of the end of the one year war to light. Among their subjects of interest is a man named 'Johnny Ridden'. Who was this enigmatic man that seems to be shrouded in mystery. note: this manga is heavy on the mech schematics taking up many pages to describe each mech model.

From: Easy Going Scans A Demon Lord spirited the Princess away, and cursed her with eternal sleep. Countless knights sought to save her, only to die in vain by the Demon Lord’s hands. But then, a Nameless Knight arrived to vanquish him and save the Princess, ignorant of what fate had in store for him...

Rygart Arrow is the only one in his world who lacks the inherent ability to power up quartz, the energy source that makes all of the machines run. Nevertheless, he's pretty well connected. The King and Queen of his country of Krisna happen to be old college friends. But so is Zess, the guy who is leading the army of a neighboring kingdom in an attack on Krisna. How did it comes to this? There's little time to ponder the implications as an army in giant, mechanized battle suits attacks. Arrow just feels like he's in the way - until he comes across a powerful, ancient mech that no one has yet to be able to figure out how to run. But his natural affinity for the suit's operating mechanism may just turn Arrow into the most important player of all.

Web comic series focusing on IS heroine Laura Bodewig.

In the near future, a mineral known as "Japanium" is discovered under Mt. Fuji. This ore is discovered to produce a powerful energy source known as "Photon Energy". Dr. Juzo Kabuto and his associates have begun researching Photon Energy, planning to use it as a solution to the energy crisis plaguing the earth, when the nefarious Dr. Hell and his associate, Baron Ashura attack his lab. Along with this, the mysterious "Kurogane House" also has begun to become entwined with the affairs of these two parties. During all of this, Juzo's grandchildren, Kouji and Shiro, encounter one of Baron Ashura's robots on its way to attack Dr. Kabuto's mansion, where he has begun work on his greatest invention. Dr. Kabuto, seeing the danger at hand, sends out the Pilder to Kouji, allowing him to combine with the giant robot, Mazinger Z, to fight against Dr. Hell's forces.

I met a Mahou Shoujo; and so began my story.. "Then I will become a Mahou Shoujo!" In order to save Hoshi Karen, the Mahou Shoujo who had protected her even while being pursued by tanks. Kokone, who was entrusted with Karen's Grimoire, decides to become that which is acknowledged as a "Calamity" by the world... A Mahou Shoujo!

It focuses on a boy named Yamano Koichi, who is one day revealed to be the heir to the supernatural powers of an alien named Babel, who was stranded on Earth 5000 years ago and built the biblical Tower of Babel. Koichi becomes Babel II, armed with supernatural powers and served the Three Servants: the shapeshifting Rodem, the giant, pterodactyl-like Ropross, and the humanoid aquatic robot Poseidon. With his newfound powers, Babel II seeks to put an end to the ambition to Yomi, a man from the Himalayas who seeks world domination.

During the One Year War between the Earth Federation and the Principality of Zeon, an aggressor team known as the Nemesis Team is established in the Earth Federation Army.

A three-man team of Martian-based Coordinators led by Agnes Brahe commands the Acidalium. The trio gets involved in the second EA-ZAFT War as Agnes controls the Voiture Lumiere-based mobile suit known as the GSF-YAM01 ? Astray.

From Tokyopop: Naota's life isn't simple: he lives with his eccentric father and grandfather in a two-story house above a family-owned bakery in a town marked by a gigantic factory at its heart. The factory looks suspiciously like a hand iron, replete with a steam release at the top--not the most typical landmark. Life is already strange enough, but to top it off, his older brother's ex-girlfriend starts making extremely suggestive passes at him...and an impish, playful alien smacks him in the head with a bass guitar and then infuses herself into his family.

Collection of Blame-related short stories: • Zeb-Noid A bloody war that spans millenniums. Two soldiers set out to kill each other. An encounter that could change their two species’ fate forever. • Blame Academy! • Blame Academy! - Tokyo and Nara Under One Umbrella • Blame Academy! - Under the Tower of Blooming Sakura • Parcel • Blame! NSE (NSE: Netsphere Engineer) The much-awaited sequel to BLAME! follows a man, called a Dismantler, who is in charge of sub-dividing the nexus towers that incurr Safeguard interference upon its detection of humans without the net terminal genes. Although humans are once again able to reside in the Net sphere, the Safeguard are still a threat. The Dismantler or NSE, or Net sphere engineer, goes on a journey to aid mankind in their survival. • Pump • Blame!² The protagonist is a descendant of Pcell. This story happens a long time after the events of Blame!. This young silicon creature knows well the havoc that Killy brought and decides to move towards the end of the megastructure, to look for him. • Numa no Kami • Winged Armor Suzumega While it’s not explicitly mentioned in the story, it’s believed that Suzumega is at least somewhat related to Abara since it features the Gaunas. - Kotonoha

8-year-old Hondanaka Koyuki is an apprentice spy. Her current job is to infiltrate a party in order to learn the planned fate of a specific shopping center. However, she is inexperienced at sneaking about and is not particularly suave. Will she and her senpai be able to complete their task?

One night in the Windbloom Kingdom, Princess Mashiro Blan de Windbloom is assassinated in her sleep. Some days later, the main character, an anonymous boy, arrives in Wind City, capital of Windbloom. Using a gem passed down from his mother, he takes up the identity of Mashiro and joins Garderobe. The story follows his experiences in Garderobe and later his battles against those who would seek to destabilise the peace.

College freshman, Seiji Murayama, is living on his own for the first time until an enormous cyborg from his past appears in his closet.

All humans in this world can use the power of the light of mana, and those who can't are considered to be subhuman 'Norma.' The world is like a peaceful utopia, and the celebrated princess Angelize leads a happy life. She believes that the only darkness left in the world is the existence of the horrible Norma. However, in a ceremony on her 16th birthday, the truth is revealed--Princess Angelize is a Norma. Now she is going to learn what her society does to Norma. She is sent to an isolated island full of others like her, who are taught that the only reason they are allowed to live is in order to fight to protect the peace of this world. Now "Ange" is part of a squad that pilots Paramails and fights invading extradimensional dragons.

Continuation of the succesful manga and anime series Mazinger Z, Great Mazinger starts after the defeat of Mazinger Z. Tetsuya Tsurugi is the new protagonist, piloting the powerful Great Mazinger, a creation of the once thought dead Kenzo Kabuto, the father of Koji Kabuto. This time the enemy is the Mycene Empire and its powerful robots. While not as succesful in Japan as the original series, Great Mazinger has a great following in Europe, specially in Italy.

From TokyoPop: After having finished a job at Research Colony Mendel, a mysterious mobile suit approaches the colony--likely with hostile intent. When Lowe Gear intercepts in the Red Frame, the pilot opens fire... and thus begins another exciting adventure set in the popular Gundam Seed universe! Mobile Suit Gundam SEED X Astray continues where Gundam Seed Astray R left off!