Idle Fish Goes Ashore

A 30-year-old Chinese NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters! 
After reincarnating, he realized that he was endowed with a miraculous game-like system, which enables him to increase his own stats and transcend the limits of the human body. This system even has a game-breaking ability to save and load in real life!
In this new world that’s akin to a 2-D game, he just wants to enjoy life and head for a glorious future... However, he is quickly embroiled in a complex plot. Can he unlock his true potential and utilize his system to break the shackles that confine him and discover the truth about his previous body’s circumstances? 
Note: This novel have an open ending with multiple possibilities, all fans are welcome to imagine an ending together.

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NEET Receives a Dating Sim System

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"I said that I wouldn't be disappointed," Izawa responded. "I have no intentions of retracting or changing what I said before."

"Thank you." Seiji smiled. "May I call you Izawa-kun?"

"Of course. Please allow me to address you as Haruta-kun as well, or should I use Harano-kun?"

"Let's go with Harano. I typically use this name."

And so, the two of them set new ways to address each other.

"My master wishes to see you, so I hope that Harano-kun is able to wait in this general area here for her and Yoruhana-san to arrive," Izawa requested.

"Sure. My companions and I were going to stay in the cosplay area for a while longer anyways," Seiji told him. "If by the time my friends want to leave that area but the two ladies we're waiting for still haven't arrived, I'll stay behind and wait together with you."

When I Want You To