If you're looking for manga similar to Seisen Cerberus - Mou Hitori no Eiyuu, you might like these titles.
Having lost Shisun at the end of the original series, Faana (aka Princess Orfina) was left traumatised and demoralised by the scale of the conflict. Everything and everyone she loved and held dear had been lost during the assault on Fort Malga. The few friends and allies Orfina had pulled her out of the broken fortress and placed her in the care of a nearby convent where she assumed the role of Sister Maria. What will become of the Granza-Cordea Conflict? What solution would Orfina use to end this bloody and attrocious war?
In front of a young girl who is only waiting for death in a world where everyday life has suddenly crumbled away, a lone young man descends from an empty sky.
Gekko Iwasaki, a high-school student, is selected as executor of "Moonlight Ordinance" and fights against the residents. In this fairy tale, there is a world which is strangely affected by blue moonlight once in dozens of years. "Moonlight Ordinance" is a rule to restore the world to its former condition.
In a world where humans live at the mercy of the Grim Reaper and the Larvae, his soul-devouring monsters, one young man sets foot on a thorny path to protect everything he holds dear—even if it means falling into darkness himself...
Stan Aileron is a young swordsman who is taking the trip to the major nation Seingald to realize the his dream of becoming a soldier. Stan finds an old-fashioned sword in ancient ruins. However, the sword starts talking to him, calling itself Dymlos. Dymlos becomes the key to the fame, fortune, and adventure Stahn seeks as the young man meets other Swordians, quickly becoming embroiled in a battle that ambition over huge and extremely powerful lens called the Eye of Atamoni (God's Eye) causes.
This is a comic version of the 3DS game Bravely Default. The story starts with Tiz Arrior, whose village is swallowed up by a huge chasm. After he awakes to find he is the only survivor, he soon meets Agnes and Airy, a wind vestal and her fairy companion, who he joins on their quest to wake the crystals out of corruption.
After having vivid daydreams of a barren and far off world, a teenage delinquent finds himself transported to this world after a near fatal accident.