If you're looking for manga similar to Orc Eiyuu Monogatari: Sontaku Retsuden, you might like these titles.
Follows Thea, a boy whose dream is to become a ceremonial swordmaker. On his way to the capital to realize his dream, he is attacked by orcs, but just at that moment, a strange female swordfighter appears and slaughters the orcs brutally in an obvious overkill. Her name is Shey, and she wields a cursed weapon. Thea then finds himself becoming Shey's exclusive blacksmith.
Against the odds, the little slime Rimiru has established his magical kingdom for all monsters, called Tempest, and it's thriving. But three visitors, Phos the fox girl, Stella the dragon girl, and Frey the winged girl, come to pay Tempest a visit, they're stunned at just how quickly it's developed.
After a long journey, Noa finds the “Class Change Book.” He’s done all to abandon his bothersome “Hero” role and gain a new class... “Monster Tamer.”
Coutad, the servant of the strongest party, was told to take a break. Coutad, who can't put a damper on the performance of the party, which boasts 100% success rate, decided to leave to carry out the mission of relaxing at a hot spring inn for a month. But the unconscious fighting and office-cheat workaholic acts no different, even when he's on vacation--!
In a world where everyone has a monster crest from birth, a select few rise to become Monster Trainers. Reyn Erhardt, a slime trainer, the lowest of the low, cares nothing for status and just continues his daily regimen of training for his personal slime, Pem-Pem. Yet in school dominated monsters as grand as dragons, those who cannot hope to rise to the top take out their frustrations on the lowest ones, and Reyn and Pem-Pem make for easy marks. Or do they?
Rick, an alchemist who was banished from the strongest heroes' party, is wandering the wilds alone, when he saves a beautiful woman. It turns out that she is a dungeon spirit! Rick makes a contract with her and becomes the dungeon master. Now he is determined to create a dungeon that will defeat all the heroes!
On that day, an adventurer with a wealth of experience, Nick was expelled from the party by the leader whom he looked up to as a father. Despite his constant support for his slovenly party members, be it financially or in teaching them, he was framed for embezzlement and expelled. Dumped by his girlfriend as well, Nick was thoroughly depressed and went to a bar to drink away his sorrows when he found companions in a former noble lady, an excommunicated priest, and a female dragonoid warrior. They were similarly adventurers who had been betrayed and could no longer trust others! Precisely because they all knew the pain of being betrayed, they decided to team up as a party to earn a living. “How about we call ourselves the ‘Survivors’?”
The Jura-Tempest Federation is a vast melting pot of monsters from all walks of life, and they're finally making waves in the wider world around them. Their leader, Rimuru, decides it's time to compile a Tempest guidebook-and there's no one better for the job than a local rabbitfolk girl with a knack for travel reviews! Follow her adventures where you'll see the sights and learn the customs of this massive monster nation!