Maybe a Fake Gintama - Chapter 437: "Your Name"(Kawaki Tsukuyo Edition)

This novel is also known as Endless Bloodstone / Infinite Bloodcore

In the dark night there is no light, save for the sound of war drums and rally cries. The young man listens carefully, it is his heartbeat and the flow of his own blood.

What hides in the darkness ahead? Is it man, god or… a monster?

There is no such thing as the best road. However, the journey beneath one’s feet is unbounded!

- Description from Novelupdates

———【Holy Sword】

———【skill】

———【blessing】

As a brave summoned to another world, Shien is basically invincible.

The goddess told him: “You are the one who is most likely to defeat the devil.”

The princess told him: “I have never seen a foul man like you.”

Even his teammates said: “How about you go to build a country?”

Unfortunately, Shien is so determined to walk his own path.

“I want to be an adventurer, fight monsters without risk and upgrade, and then sneak to defeat the Demon King after i have achieved the max level, and hide my merit and fame.”

However, the Demon King does not necessarily have to be defeated, in fact, it can also be…

Shuu is a member of the literary club that can’t write. One day, he gets a mysterious message on his phone from a girl called Eina, and from that impulsive contact, they begin to exchange messages. They talk of things like their shared interest in novels and grow close. However, when they try and meet, they discover a shocking truth. Eina lives… not in the present, but five years in the past! How will their love develop, parted by five years of nights…!?

In the current era, people are either normal or are with ‘special abilities’. Cases related to the latter are managed by the “National Anomaly Prevention and Control and Special Species Management Office”.
Qi Zheng Emperor Sheng Lingyuan was reawakened a thousand years later after he jumped off the fiery Red Lake. Xuan Ji, a newly transferred staff to the Reparations Division of the Deviant Control Office, finds himself having to clean up the mess of a revived tyrannical monarch. The two seemed to share something from the past, but unbeknownst to them, a big conspiracy is stirring right underneath their noses that could destroy the balance of the world.

- Description from Novelupdates