Ash is an 8-year-old boy with apparent past-life memories, who lives in a remote deserted village. As he remembers leading a bountiful life, he cannot bear living in a world akin to the Dark Ages, where not even the internal combustion engine exists. For that reason, he needs to consult books containing knowledge from a highly developed ancient culture, that is said to have existed far in the past. This is only the beginning of story about a young boy who sets out to revolutionize the world in order to rebuild civilization and achieve his ideal life! (Source: J-Novel Club)

Dungeons suddenly appeared in real life. Monsters wander about in the dungeons, and strength is gained by defeating monsters. Those who conquer such dungeons are called Seekers. The protagonist is a simple farmer who lives in the sticks. One day, a dungeon appears in the garden of his house and in order to decide what to do, he enters the dungeon. That dungeon wasn’t much compared to the dungeons the protagonist knew and was clear he would be able to handle it somehow. He decided to conquer the dungeon while doing farmwork. A protagonist who does both farm work and dungeoneering. In his future lies... Source: NU

The story follows a fire-breathing, human-hating dragon raised by a mother cat in a forest. The dragon, known affectionately as "Uncle Wing," watches over the many curious cats — such as one that goes on an adventure with a human prince, and another that lives in the city and people-watches as a hobby — and gradually warms up to humans along the way. (Source: Crunchyroll News)