Stranger's Handbook - Chapter 16: Training with the Soldiers

The story is about a boy entering high school, who answers a strange call from a public phone one night. The caller challenges him to a bet: She’ll remove the birthmark which he sees as the cause of so many problems, and he’ll have fifty days to win the heart of a girl he’d considered far beyond his reach. And with this, a very strange summer begins.

This novel is also known as Cultural Invasion into Isekai

A group of dragons are watching “Game of Thrones” day and night

High Elf and Druid are in tears after watching “Hachi: A Dog’s Tale”

Humans​ and Dwarfs are greatly spending money on “Hearthstone”

Even the god personally arrived in the mortal world to read “Sherlock Holmes” novels.

Eventually, a great Druid has started a “pick and drop” business, all Dwarfs and gnomes have joined for the construction of internet stores.

A cultural invasion in different world from earth!

- Description from Novelupdates

Kurogami Ichiro was desperate because he couldn’t achieve what he wanted when he once started his martial arts path at age of 8!

The future unfolded on a magnificent scale into the Interstellar Age. Humanity finally solved the space warp technology, but when humanity transported themselves into the other end, they discovered that place neither had a past nor future, nor was there any land under the starry skies……

The mysterious sanctuary was actually a world filled with countless tyrannical unusual organisms. Humanity faced their great leap in evolution, starting the most glorious and resplendant new era under the starry skies.

“Slaughtered the God Blood organism ‘Black Beetle’. Received the God Blood Black Beetle’s Beast Soul. Used the God Blood Black Beetle’s flesh. Randomly obtaining 0 to 10 points of God Gene(s).”

- Description from novelupdates