Synopsis: Transmigrated into Doraemon's world, becoming Nobita's classmate Hoshino Uda, and activating a god-level sign-in system! [Sign in the four-dimensional pocket to obtain a level one small world!] [Sign in the magic world to awaken all-elemental magic talent!] [Sign in the time tunnel to obtain first-tier time and space abilities!] Sign in to become stronger, and roam freely in the adventure world! (Real-world mutation + grand adventure)

[Based primarily on the Harry Potter movies, with some FGO elements added] [The author received guidance from Rowling; this is not random writing or based on assumptions, so please read with confidence!]

[The main character will not become the Saber King; there will only be a few chapters where he/she becomes a girl for fun. I couldn't think of a better name at the time, so I just used this one. The name will be changed after the book reaches 200,000 words. If you mind this, please don't read on. I'm very sorry!]

When Lynn was reborn into 20th-century London, he thought he was living the life of a protagonist in a rebirth novel.

But tell me, what the hell is magic in this world?!

As Lynn gradually accepts everything and prepares to enroll at Hogwarts to learn magic and fight Voldemort.

Tell me what the hell a magic circuit is!

Fate is here, right?! Does that mean we'll have a Holy Grail War next?

Screw the Type-Moon universe, I'm quitting, I'm giving up!

Yuan Jing liked being alone. No, it should be said that he loved being alone. He wasn't naturally solitary or disliked people. It was just that when he was with others, he needed to be more or less considerate, to some extent bending his will, and sometimes even doing things he was unwilling to do. He didn't want this. There were only twenty-four hours in a day, and he wanted every minute to pass just for himself. In his opinion, being completely absorbed in something he loved, only to regain consciousness as the sun set, was the life he could call happiness. If [The Emotionless Phone Predator]

Mu Xiaoxiao turned into Doraemon - the limited edition of the other world. He could get secret props by fulfilling girls' wishes. For the generous rewards of the system, he decided to take this job seriously. However, the heroines in this world are not normal. "Unrivaled power! Wealth that rivals a country! The power to control a country!" Mu Xiaoxiao said passionately, "Whatever you want, I can help you realize it!!" Sakurazawa Tomomi's big eyes flashed, "So amazing, can you really do anything?" "Go ahead, tell me your wish!" Mu Xiaoxiao folded his arms, full of prestige. "I feel a little uncomfortable with the swelling, Mu Jun, can you help me?" "..."

(Harem, Romance, Multiplayer Simulator) [No Game No Life Simulator Loaded!] [You can choose from a variety of life experiences!] [Note: This simulator does not affect reality, so you can enjoy every game to your heart's content!] Time traveler Kitahara Toru has obtained a No Game No Life simulator, allowing him to experience different professions and earn rewards. But the more he simulates, the more something feels off. My in-game paper wives seem to have simulators too? Are they even trying to figure out how many pieces of me they'll split? What should I do? Waiting online, feeling a bit anxious! ——— (Lonely Rock fanfiction, weak introduction, please read the full text.)

Li Lin: I was dragged to the Fourth Holy Grail War, but I'm not a Master, and I'm not a cheater. How can I win? I'm waiting online, it's urgent. Aige: The Holy Grail War is so simple, but if it ends too quickly, the honeymoon will be ruined. How can I make them stronger? I'm waiting online, it's urgent. "The bread here is so cheap. Is there a discount because I'm the 100th customer?" "No, that's not the case." "Why?" "Because my name is Sajo Aige, and I—love you."

When I first woke up, I thought this was an ordinary everyday world. Because in my memory, it was a very peaceful world. After searching my memory, I thought it was a mixed anime world. Because in my memory there were people like Yukinoshita Yukino, Sawamura Eriri and others. When I touched the transformation device on the bedside table, I thought this was a world invaded by monsters. I will transform into a lone hero to save the world. When a group of people who claimed to be the Human Rights Security Agency came to me, I felt a little confused. What kind of world is this? When I met the person who claimed to be the president, the confusion reached its peak. "That's right! The president is me, Theresa!" So, is it too late for me to go back now? Let's get back to the point. After saying so much, there is only one thing I want to express. "Sure enough, knights and youth romance stories don't go together." "Amazon."

After traveling to the world of science, Akutagawa Hiko, who waited and waited for his golden finger but could not find it, worked through the night and compiled a survival manual for the world of science. He planned to blend in with the protagonists, break away from the theatrical version, and survive in the rice flower market without seeking fame and fortune in the Heisei era. He never expected that when he was about to catch up on his sleep, he would bind to the system that had been late for a long time. The moment he saw the name of the system, Akutagawa Hiko remained calm, but just grabbed the fruits of his hard work all night and tore it into pieces in an instant. On this big stage of rice flower, I should be the only one to dance alone, I want to dance so badly! ————————This article is also known as "Is it wrong to bind to the Naruto system in the world of science?", "After binding to the Naruto system, I danced on the rice flower stage", "What is the Akatsuki organization, and what does it have to do with an innocent rice flower citizen like me?", etc...

Worlds traveled through: Main World (daily life in anime) - GOSICK + Pandora Hearts + Danterian's Bookshelf + Monogatari Prequel + Rozen Maiden - Return to Anime (Monogatari + another + Mujica + Brynhildr in the Dark + The Visible Girl) - Date a Live - No Game No Life Zero - Black Bullet - Little Garden - A Certain Scientific Railgun Byakuya: Others traveled through time with a system, why did I travel with a God! Especially since this God wanted to be my mother. Glass: Byakuya, you saved my Son of God. Eriri: Is your God serious? Yukino: How did my Service Club really become a Service Club? Victoria: You promised not to let me continue to be bored. Shinobu: God? How interesting! Kaguya-sama: You want us to become angels serving God together? Which God? The Son of God? Wouldn't that mean serving you? Misaka Mikoto: You bastard Shiroya, why did you go to my mother with Last Order and say that she was our daughter? Shiroyasha: There is already a Holy Son in the little garden, how can you have the status of a Holy Son? Are you actually Hong Xiuquan?

What are Joan of Arc's three good points? Kindness, ignorance, and easy to seduce. Whether it's Black Joan, White Joan, Young Joan, Blue Joan, Red Joan, or whatever Joan of Arc is, they're all mine! What? You say there's no Red Joan or Blue Joan? They just look the same, so it's fine.