Yasuumi

One day, Dr. Shiro, a harmless and kind-hearted doctor of agriculture, is transported to another world along with his students and laboratory. It's a hopeless world where humans are treated as slaves and ruled by monster girls! In this grim world, he'll use his knowledge of pharmacology to subvert and control the cruel monster girls!Links:Alternative Official Raw - Niconico

Asato Kanami who was summoned as a hero to another world Istalia. To stop the war between the demons and humans, it is said that he was summoned by Anna, the saint of the Kingdom of Elshnon. After a year of war, Asato finally challenges the Demon King Lione. Just when he thought the battle was over, his summoner Anna attacked him and the Demon King. Asato who survived the attack and was protected by the Demon King. What is the future path for the hero betrayed by humans...!?