Adventure

Aseo, a poor, Tarnished wretch, finds himself cast out into Limgrave—naked, penniless, hopeless, and maidenless. His only hope in his harsh, unforgiving new home is a mysterious woman named Melina. She urges him to follow the guidance of grace to the Erdtree that looms over the Lands Between.

Kimetsu no Yaiba manga summary:
Tanjiro is the oldest son in his family who has lost his father. One day, Tanjiro ventures off to another town to sell charcoal. Instead of going home, he ends up staying the night at someone else's house due to rumors of a demon nearby in the mountains. When he gets home the following day, a terrible tragedy awaits him.

looks interesting!The science-fiction adventure series follows what happens when suddenly the world's biggest-ever "crisis" arrives.

Rangderkessel, the greatest mage of the land, sacrifices his life to seal the king of destruction, Persiadis, in six sacred relics. The relics are distributed among six different hands to be kept safe, and once again, peace is restored. However, when someone begins to collect the relics to resurrect the demon, Rangderkessel awakens from a 600-year slumber as the boy “Ranghae.”

One typical school day, Tsukuru and his classmates got transported to another world. On the other side of the summoning, there was a hero's auction, where each nation bid to take home the heroes to defeat the demon kings of each territory.

While his classmates received cheat jobs and got auctioned off quickly, Tsukuru got the useless job, "Chef." After no nation bid for him, he got thrown out through a transfer gate. On the other side of the gate was a territory dominated by strong monsters...

The Sage Dwight, he along with the Hero defeated the Demon Lord who sank the world into darkness.
However, they were falsely accused of becoming the next Demon Lords because of his power, and were thrown to The Valley of the Dead to die.......
But though his flesh has rotten away, he lives on as a skeleton because of his grudge against the world. Dwight has vowed to deny that wrong world, and with a power that surpasses even the Demon King of the past, and also leading countless Skeletons he's going to start an all out war...!

Synopsis Storm Inn
The Crimson Demon of the Battlefield, Jang Kirin. He spent his days in blood splattering war in the North for the last 13 years.
“Live a normal life.”
Those were the last words the general left me.
“The best way to live normally is to be an innkeeper!”
The youngest of my unit gave me this advice.
I came all the way to Hangzhou believing his advice.

But why is living a ‘normal life’ so much harder than fighting in a war?

Shion, the ‘Hero of Darkness’. He was said to be the strongest hero ever. He believed one thing, and that was his current party members.

“I’ll defeat the Demon Lord with this party!”

That is what he swore to do, but a tragedy occurs. He was painfully betrayed by the girls that he trusted.

He barely held onto his life, but the incident left a deep scar in his heart. He gave up on living, and while he was wandering around in a forest, looking for a way to die, a single monster appeared in front of him.

“Will you kill me, please?”

A boy, Allen-Lordle, who is despised as "Rakudai Kenshi" by his surroundings. One day, he decides to leave the sword arts school and duel with his classmate, the genius swordsman Dodriel. While despairing for an unwinning battle, Allen happened to get a "100 million year button." !? It is "one hundred million years pressing, bound to the world of the time," was the button cursed

Kanami, a young man that strayed into another world and suddenly awoke in a dark corridor is nearly killed by a demon and humans. Then preferring to use the status and skill systems Kanami aims for the deepest part of the Labyrinth. The skill [? ? ?] consumes his emotions, and he befriends some unusual people, but while his spirit wanes in the other world’s Labyrinth he refuses to give up on returning to his original world.