Genre - Seinen

  • Gantz tells the story of a teenager named Kei Kurono who dies in a train accident and becomes part of a semi-posthumous "game" in which he and several other recently deceased people are forced to hunt down and kill aliens. The missions in which they embark upon are often dangerous. Many die--again--on each mission, but they are replaced by others in the same manner as Kei Kurono's appearance. [from en.wikipedia.com]

    Gantz
  • The manga's story starts when a worker named Hanbē approaches a young lady named O-haru for her submit marriage, however O-haru admits that she is now thinking about another man named Masakichi from a neighboring town. When Hanbē searches out Masakichi, he finds that Masakichi has a sword and the aptitudes to utilize it, in spite of being a worker.

    Gantz:E
  • The central plot revolves around a man named Bunshichi Tanba, a dojo-crasher who seeks stronger fighters to prove his strength to himself. While traveling to several schools and challenging the best each had to offer, Tanba came to the FAW (a gym that trains pro-wrestlers) and is pitted against T. Kajiwara. Tanba is defeated and humiliated after realizing that he is not strong enough and disappears for 3 years. Upon his return, he has become nearly unbeatable.

    Garouden
  • An entryway shows up in Tokyo's Ginza area at some point in the 21st century. From the door spills out creatures, knights from middle-age Europe, and other dream like creatures, and they slaughter a number of the subjects of Tokyo. This occasion is known as the Ginza Incident. The administration sends a little gathering of officers from the Japanese Self-Defense Forces to the substitute world past the door. Driven by otaku officer Yoji, they find that the towns on the planet are being assaulted by a mythical serpent. A mythical person young lady who is a survivor from the monster's frenzy joins the gathering in their goes over the unsafe new world.

    Gate - Jietai Kare no Chi nite, Kaku Tatakeri
  • Focuses on Kamo and his accomplice Tora, who work in the hidden world as "vindicators for employ," taking on positions from the survivors of savage wrongdoings and families looking for retribution for wrongs done to them.

    Gedou no Uta
  • From SRoMU: Kei is a high-school student bullied daily and none of his fellow classmates care. Worn down by those endless humiliations, he accepts the strange proposal of his childhood friend Akira : Suicide together to end this nightmare. But that day, Kei survives and Akira doesn't. Months later, the young man is shocked when he discovers on the net a website about street fighting. On several videos put online, a barely recognizable Akira gives a major beatdown to his opponents! What really happened? To discover the truth, Kei has only one solution: registering on that site and go from fight to fight to find the truth about Akira...

    Gekiryuuchi
  • A heart-beating reemployment story between an exhausted corporate slave and a chilly, hard, villaness! Three years subsequent to graduating school, Natori Midori, who once glorified the “grown-ups” she saw as a youngster, is taking a stab at her specific employment as a transitory representative. Notwithstanding, at some point, her agreement is abruptly ended for a silly explanation. As she stays there, contemplating whether there could at any point be a work environment for her to give her to, her telephone glimmers and her ends up in the realm of the original RPG she was playing. Also, before her eyes is the villainess, Lapis Tenebrae, who double-crossed the champion and serious innumerable outrages prior to losing her life!

    Genkai OL-san wa Akuyaku Reijou-sama ni Tsukaetai
  • In Giants Killing a ragtag bunch from East Tokyo are struggling in Japans top football league. The team is going through an abysmal spell right now where they are nearing the bottom of the table and have lost 5 matches in a row. The loses have not done much to team moral, because it was already low. Fan support, on the other hand, is looking bleak. In the world of football, once the fans turn on a team the end is near. Teams do not recover. Coaches are fired, players are sold, and teams drop to smaller divisions where profits often prevent them from ever being successful against even mediocre top division programs. East Tokyo United, ETU, can only blame their coach right now. And Coach is ready to give up this next game to prove to his team and fans, that against the biggest club in the nation he can make this team win.

    Giant Killing
  • The Sengoku time brought forth numerous chronicled legends. One of them is Naoe Kanetsuku, the splendid military general of the Uesugi family. Together with Maeda Keiji, an incredible warrior on the war zone, who get to be long lasting companions with each other, they cut out a bit of history in the most unsafe and unstable time in Japan's history. The two men review their beginnings and the excursion they took to get to the refined position they now sit at.

    Gifuu Doudou!! Naoe Kanetsugu - Maeda Keiji Sakegatari
  • A six chapter mini-series by Miura Kentarou set 100 million years in the future, it's about an epic war between the forces led by Zeus and the nether forces led by the giant Alcyoneus.

    Gigantomakhia
  • This manga describes the dealings of "Gin-ou" and his associates in the underbelly of society, where shady dealings with stock speculators and politicians is the norm.

    Gin to Kin
  • When her mother passed away at a young age, Saeki Makoto was given the power to see Gintaro, one of the gods’ agents that have been protecting the small Inari temple since the Edo era. As only one person of the family can see the fox spirit, Gintaro, naturally as the only blood relative, when her mother passed on, Makoto inherited the sole power to talk to and see him. Although they have their differences, Makoto, with the help of Gintaro’s power, help the people of their community deal and solve their problems.

    Gingitsune
  • Three months after starting college, Gin Fujigaya is still having trouble meeting new people and fitting in. As an escape, Gin indulges in secretly cross-dressing and posting selfies of himself in drag online, which has garnered him a large following. This leads him to going outside dressed as a girl for the first time, and he soon discovers that the way people interact with him like this is vastly different than what he's used to. Over time, Gin's fondness for cross-dressing and looking cute allows him to meet others who are harboring their own secrets.

    Giniro no Genders