ウォルテニア戦記 / Record of Wortenia War Series by Ryota Hori

Ryoma Mikoshiba, an ordinary high-schooler adept at martial arts, one day finds himself summoned to another world. The ones who summoned him, the O’ltormea Empire, cite the fact that 'when those summoned kill another living being, they can absorb a fraction of their strength and make it their own' as their reason. But upon learning the empire uses those they summon to strengthen themselves by foul means, Ryoma is consumed by hatred and slays an important member of the O’ltormean court... moreRyoma Mikoshiba, an ordinary high-schooler adept at martial arts, one day finds himself summoned to another world. The ones who summoned him, the O’ltormea Empire, cite the fact that 'when those summoned kill another living being, they can absorb a fraction of their strength and make it their own' as their reason. But upon learning the empire uses those they summon to strengthen themselves by foul means, Ryoma is consumed by hatred and slays an important member of the O’ltormean court. Attempting to escape the Empire's borders while keeping his identity a secret, he is accosted by two twin sisters— one golden-haired, the other silver-haired— in a meeting that sets the gears of fate in motion. The curtain rises on a record of the wars of a young supreme ruler in this other world fantasy! less

Ryoma Mikoshiba prepares to open a new destiny for the Kingdom of Rhoadseria!The Kingdom of Rhoadseria's inner turmoil grows all the more intense. Ryoma Mikoshiba, a high-schooler summoned to another world from modern day Japan, begins gathering forces for Princess Lupis, heir of the Rhoadserian throne. Lupis's camp gathers powerful warriors, like the mercenary woman Lione the Crimson Lion, but they're still at a vast numerical disadvantage... moreRyoma Mikoshiba prepares to open a new destiny for the Kingdom of Rhoadseria!The Kingdom of Rhoadseria's inner turmoil grows all the more intense. Ryoma Mikoshiba, a high-schooler summoned to another world from modern day Japan, begins gathering forces for Princess Lupis, heir of the Rhoadserian throne. Lupis's camp gathers powerful warriors, like the mercenary woman Lione the Crimson Lion, but they're still at a vast numerical disadvantage.But Ryoma marches into the battlefield, ready to decide the critical battle with strategies that would guarantee his victory... less

The long-standing upheaval in northern Rhoadseria approaches its conclusion! Ryoma Mikoshiba’s plan has caused countless refugees to flood Epirus, who clash with its citizens and plunge the city into chaos. In the midst of this violence, Signus decides to cut a new path with his own two hands. Meanwhile, Ryoma uses Lady Yulia to achieve his goal. However, this act only sparks animosity among the country’s nobility.As the war rages on, new conflict approaches from the south... moreThe long-standing upheaval in northern Rhoadseria approaches its conclusion! Ryoma Mikoshiba’s plan has caused countless refugees to flood Epirus, who clash with its citizens and plunge the city into chaos. In the midst of this violence, Signus decides to cut a new path with his own two hands. Meanwhile, Ryoma uses Lady Yulia to achieve his goal. However, this act only sparks animosity among the country’s nobility.As the war rages on, new conflict approaches from the south. Ryoma relishes in a momentary victory, but new clouds of war brew over him! less