The librarian, who was the champion of the World Swordsmanship Championship, traveled to the world of Demon Slayer during the Warring States Period, awakened the Great Swordsman System, and became a disciple of the Jigoku brothers.

From then on, he created various legends of his own in this world!

Muzan Kibutsuji: Facing Yoriichi, I can still escape, facing the librarian, I have no choice but to die! Yoriichi Tsugikuni: Your strength has surpassed mine! Demon Slayer Corps: The librarian is the most powerful man!

Junzhi accidentally traveled to the world of Tokyo Avengers

Defeat Kurocho Manjiro with absolute strength

Use your charm to win over Tetsuta Kisaki

Use means to make them submit to Zhu Xian

Whether it is the peerless Terano Minami, King Kurokawa Isana or Princess Wagi Chiju, they will all become stepping stones for Kimiharu to become the king.

Zhu Xian will be the most powerful sword in Jun Zhi's hands, kill the enemy, kill the enemy, kill the enemy

Any enemy who dares to stand in front of Junzhi will disappear.

Traveling through Tokyo, inheriting a shabby dojo, and learning breathing techniques. I don't smoke, and I only drink lightly. I finish school at six o'clock, and after returning home, I do two hours of meditation and breathing techniques. I go to bed at ten o'clock in the evening, drink a glass of hot milk before going to bed, and make sure I get eight hours of sleep without any fatigue or stress. People who know me say that I am normal. Bai Lan doesn't have too many pursuits or ambitions. His dream is just to live a peaceful life. Until - Mizuno, who calls himself Wakashira from the "Toyama Group", came to the door and asked Bai Lan to participate in a "Kengan Competition". Bai Lan knew that he should take some necessary measures. In short, anyone who disturbs my peaceful life must die! PS: Kengan, Baki, A Victory, Fitness Girl, I'm the Big Brother, Outrageous, JOJO... Even if you haven't read the above, it will not affect your reading! !

[The Subverter of Arbitrary Plots] [Brain-Blowing] [King of Stamp Collecting] As a player with a Resurrection Coin, Makoto stood atop the mountain, grinning wildly at the Five Kage: "Who dares to kill me? Who can kill me? I can do whatever I want!" — On Konoha's busiest street, the Third Hokage, Sarutobi Hiruzen, blushing, was forced to perform a monkey show. — Danzo Shimura, the public enemy of the ninja world, forced to dig deep underground, refusing to show his face, having shouldered so many accusations. — Makoto teased Uchiha Obito: "Rin, you're truly gentle." "You've already got your death!" Obito roared, his eyes bloodshot, panting. Makoto slowly pointed to the village entrance: "Don't get excited. Go to the village entrance and take two Tailed Beast Balls. Calm down, calm down." ... Konoha Spring. The supreme outer demon, the only Fourth Calamity, the wholesale source of ninja fun...

Naruto gets a hang-up system! Just lying down makes you stronger, but Naruto, who should have been lying down, says, "Lie down? Lie down!" Everyone loves fox spirits!

Konoha Hokage, Hokage Assistant, Hokage Disciple, Ninja World Rebel, Otherworldly Otsutsuki...

Naruto, who is familiar with the plot, said that if he didn't have some strength, the fox spirit in his home would have been abducted long ago!

In order to protect the fox spirit and himself, Naruto, who has long been fed up with all this, decides to change the ninja world!

AFK to upgrade the Uzumaki bloodline, transform into Red-Haired Shanks, destroy the Hidden Grass Village, and rescue Karin and her daughter!

Go idle to gain ice attribute chakra, transform into Aokiji, save Keisha from the Kingdom of Waves, and awaken the Kingdom of Waves!

He got the power of Indra by hanging up, transformed into an Uchiha orphan, and discussed important matters with Orochimaru. The plan to collapse Konoha was set by the Seventh Hokage!

Go idle to gain Wood Release Chakra, transform into a Thousand-Handed Orphan, eliminate the Hokage's assistants, and lay the foundation for your future advancement!

The power of Ashura in the body, the power of Ashura + the power of Indra = the power of the Six Paths. Get the power of the Six Paths, become an Otsutsuki, open the seal of Kaguya, I think this Kaguya is still charming!

Many years later, Naruto, who had integrated many countries and transformed into Otsutsuki, waved his hand and said: Unification!

Let's take a look at the Demon Slayer fanfiction

Ashina, the land of reeds, half-knelt on the ground, looking at Kuro who was unconscious in front of him.

......

"Please live on as a human being."

He swung the immortal sword "Bai Lei" on his neck, and the blood that should have splashed out turned into flying cherry blossoms floating on the reeds.

——————

During the Taisho period, in the alleys of a remote town, a lifeless body glowed with a pink divine light.

"resurrection"

A lifeless, thin figure sat up from the rain.

"Where is this..."

At this point, the Son of God and his Ninja Wolf, although in two different worlds, are both reborn at this moment!

Unexpectedly arriving in the world of Naruto, Uchiha Chiren desperately trains to save his life. He nearly escapes assassination after calling Danzo a eunuch and is sent to the battlefield as cannon fodder. Fortunately, he awakens a system that allows him to choose an ability from his opponent after each battle. [I choose Uzumaki Physique] [I choose Spirit +1] [I choose Constitution +1] [I choose Eight Gates Ninjutsu!] [I choose Flying Thunder God!]... Initially, Shimura Danzo was ecstatic, hoping this second battle would end Uchiha Chiren's fate. Unexpectedly, all his previous machinations proved ineffective, and Chiren even managed to activate his Mangekyō Sharingan. Years later, Chiren stands in the Hokage Building, addressing Shimura and the Sarutobi clan below with a hearty laugh. "Shimura Danzo, Sarutobi Hiruzen, this is your teacher, Senju Tobirama, right? Look! Today...

This is the story of a girl who can connect to other worlds through dreams. Lelouch: You tequila girl over there, don't come over here! Ashina Isshin: This UMP45, Wolves will definitely like it... Goblin Slayer: That Gundam you mentioned over there, can it be used against goblins? Through constant contact and travel through the people in dreams, the girl gradually grows within them. Amane: Huh? Growth? What's that? Is it edible? Just being cool is enough! This is a record of a divine girl's observations of the human world. It doesn't matter if you haven't read much of the original story; each world is a super-expansion based on its own setting. While each world shares common principles and basic rules, there are rarely any mixed rules. Ghost in the Shell → Highschool of the Dead → Miko (formerly) → Ghost in the Shell → Black Magic → Infinite Storatos (IS) (in progress) → JoJo Battle Trend → Macross Frontier → Gundam SEED → ??? Currently involved: Ghost in the Shell, Miko the Blade, Code Geass: Lelouch of the Rebellion, Sekiro, Rozen Maiden, Honkai Impact 3rd, Type-Moon Fate, and Gundam series.

Suibian! A young man with a very casual name, living a casual life. Then, he was casually killed by a flower pot, and thus entered the world of Demon Slayer! He became Tokito Muichiro's older brother, Tokito Ichiro! From then on, his life began to be more than casual...

When Tanjiro Kamado stepped into Nada Spider Mountain, a huge screen appeared in the sky.

The question-and-answer system has officially started. As long as you answer the questions, you can get various rewards, including but not limited to "resurrection", "turning back into a human", "blue red spider lily", etc., to solve your unsatisfactory wishes!

After resurrecting his wife, Akaza said: "I am Fist Pillar. Muzan, I will *your Sage!"

Shinobu Kocho: "I have a gentle personality? Wait until I get the reward and you will know what a killing angel is [sinister smile]."

Agatsuma Zenitsu: "Grandpa was forced to commit suicide? I'll show you what a fucking thunder pillar is! What a fucking thunder pillar is!"

Douma: "The punishment is to experience extreme pain? There's such a good thing?!"

Mitsuri Kanroji: "Eh?! Mr. Iguro likes me? Then I'll confess right now!!!"

Kokushibo: "I want to resurrect Yunichi. Even if Muzan comes, he can't stop me. I said it!"; Muzan: "You are really my living father."

Tomioka Giyu: "I want to be the most popular person [cold face]."

Muzan Kibutsuji: "The reward is a blue Higanbana?! As long as I can get it, I'll do anything~"

......

Is the plot difficult to accept?

Through questions and answers, all of them were changed to perfect endings!

(cp: After chapter 20, I will not promote the official version, only Komare and Snakereen)