The story begins when the goddess LRista summons a hero to help her hard mode video game-like world. The hero, Seiya, is exceptional in every way, but he is incredibly cautious. He does things like buy three sets of armor (one to wear, a spare, and a spare for the spare) and go full power against weak slimes (just in case). From ANN.
Fantasy
Elven girl, "Aria" is an adventurer. A small beast with an adorable face embraces Aria's fruitful chest, she decides to keep it as a pet and names it "Tama". At first sight it's just an average cat, but Aria has yet to notice that Tama is a former Knight and that his identity is not a cat, but a young monster of the strongest class "Behemoth".
Sono mono. Nochi ni... (Shinichirou Nariie) summary:
Relaunched manga adaptation of the light novel "Sono Mono. Nochi ni..." drawn by Shinichirou Nariie.
Wazu was an ordinary townsman who shut himself off in “Mountain”, because of an unfortunate course of events. After 2 years he decided to come down from the mountain to meet with people. But there are various misunderstanding about the “Mountain” which he shut himself off in. And then he meets with the people repeatedly. And after that...
Lang Huan Library summary:
In the Xuan Hai Tian cultivation world, where powerful sects stand tall, modern day Yang Rui accidentally becomes the Dean of the divine Lang Huan Library. Yang Rui sets out to recruit new disciples and do something remarkable. Can Yang Rui glorify the name of the Lang Huan library?
Isekai Shoukan wa Nidome Desu summary:
There was once a man who was summoned to another world, and saved it. Of course, he became too popular there, and turned into an isekai-normie. However, that man fell into a “trap”, and was forcibly returned to his original world. Moreover, he had to start over as a baby! This is the story of the way-too-fantastic ex-hero who lived as a gloomy high-schooler as he gets summoned once again to that other world in a very unexpected development!
Tang Yin Zai Yi Jie summary:
His body has different abilities, but he has not found any way to use them in the real world, all he can do is to be a professional killer. But at least after going to a different world, where there is only fighting or death in the battlefield its strength will appear differently. His name is Tang Yin...
Saeki Kanji, 32 years old and still single, is living in the Japanese countryside, which is in decline. After graduating from university with a degree in economics he took a job as a salary man in a leading company in Tokyo, but retired when he inherited the family farm in Miyama village when his parents passed on. He soon took to the life of a simple farmer.
Spirit Sword Sovereign summary:
Once the spirit sword roars, within heaven, earth and the three worlds, I shall reign as the sovereign! Those who do not submit shall die!
Because I'm An Uncle who Runs A Weapon Shop summary:
A weapons shop owner who is more much more capable than he looks, a clever and cute young demon loli from unknown origins. What roles do these two play in a new world where nothing is certain!
Martial Legacy summary:
A boy named Shi Shan along with his little sister were offered as sacrifice to a demon that has been haunting their village. They were rescued by a martial artist who exorcise demons. He took the siblings in as his disciples and taught them the art of cultivation and about the demons that dwell in this world.