(BL) Story for Fluffy or Therapy 1 (System, Game & etc)

1: Somehow Happy Days of Me who Reincarnated in Another World
2: My Mediocre Life Reincarnated as Capturable Character in Otome Game
3: The Result of Fudanshi Reincarnated as the Leader of Protection Squad in BL Manga
4: Villain and Miko and the Whip of Love
SM
5: My Foster Child Became a Hero and when

In 1&2&5 have questionable age gap. 1 mc (intent was) to make child(ML) similar to his crush(past-live) 2, delivered child and underage marriages. 5 ML grow up.
no cons

Reincarnates:Crown Prince Urban Dennish of Rosefillia is blessed with both good looks and wit, and the knowledge that he has been reincarnated inside a computer game. He invites himself to visit Kyle, the prospective hero, to help him level up before the Demon Lord is resurrected one year from now. Seeing how busy Kyle is and realizing he doesn't have the time to raise his level, Urban offers to help out with the housework, and one thing soon leads to another...

System: Game SurvivalAuthor(MC)
As a rookie game designer, Wang Zixin never imagined that his life would depend entirely on a video game character, and that escaping death meant crossing into the game and raising Abyss, the game's protagonist by himself.
"Not only do i have to go into the game, now i have to raise a child????? What even is this situation..."

Isekai The yakuza head Kohaku was shot while attempting to save a cat, but instead of dying, he was summoned into a different world. But how did he end up as the priestess of the animal-eared and tailed Cat ear clan?!

Reincarnates
Sadistic Military Man x Natural Airhead Horse

A horse that reincarnated from modern Japan into another world and is enjoying the horse life in the forest got kidnapped by Commander Felix, a military person he had saved, to become his personal battle horse.

The horse gradually opening up despite being worked hard by the sadistic commander, when a certain incident revealed his true identity………!?
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System Tang Dong Bao was so close to becoming an immortal. Before he could receive an official certificate, he had to complete a task. Thanks to the guidance of his senior immortals, he accepted an amazing task! His objective was to travel to different worlds and save the target, Xiao Yi. However, in the first world, Dong Bao was directly killed by him! What exactly can I do to save you, my dear target?!
This is the story of one man’s attempt at treating a psychopath.

Reincarnates

Reincarnates A Company President diagnosed with cancer accidentally transmigrated into a novel, and became the villainous emperor the male lead is going to kill?! On top of that, this male lead is the prince of the enemy kingdom that is being imprisoned by him at this moment…. Feels like he just took a step closer to death! No way! In order to live, I must please him, but I never knew that it wasn’t just simply hatred between us….

Reincarnation Lee Min-joon,an office worker tried to play his friends newly developed gacha game ended up being summoned inside the game world ..Lee Min-joon got the power of a resuscitator - power to controlling & directing the summon heroes ..Suddenly, the first hero is summoned at the beginning of the tutorial, and Min-joon is delighted with the handsome hero who looks quite strong, but it turns out that he is a low-level character with no memories or proper weapons.