When he was in Konoha, he started out as Tsunade's childhood sweetheart. This start required him to change his fate.

The tragedies of World War II and World War III, and the decline of Konoha, all disappeared.

I want to hold Tsunade's hand and walk step by step to the top of the ninja world.

Uchiha Madara, Otsutsuki Kaguya, come if you can!

Ryusei, from the Blue Prison world, suddenly enters Kuroko's Basketball world, transforming all his soccer skills into basketball skills! What does it mean that he still has the Blue Prison character card in his mind? What kind of chemistry will this create? Will he be eliminated or create his own "miracle"?...

What do you think of the player Ichise Guren?

···

Bai Ze Yudai rubbed his head. "Honglian? He introduced me to the world of volleyball and taught me so much. Without him, I wouldn't be here. Oh! By the way! Honglian, his RBI is higher than mine."

···

Ushijima Wakari pondered for a moment and said, "Ichise Guren from Karasuno?" He is indeed a very strong player, and his strength lies not only in his own ability, but also in his ability to unite the entire team. He is a rare main attacker and a formidable opponent.

···

Oikawa Tooru looked unhappy: Huh? Who? Never heard of him.

He paused, then smiled broadly: "Just kidding, this kid who makes people like (hate) him is my favorite (hate) opponent, no doubt about it. Oh, and his mental aggression on the court is just as good (much better) than his basketball skills."

····

Ichise Guren reached out her hair gel hand and combed her dark blue hair back.

"No one has ever stood in heaven since the beginning, not you, not me, not even God. But this period of vacancy of the throne of heaven is coming to an end. From now on, Karasuno will be led by me and stand at the top of the country."

Beichen Xi, a boy shrouded in mystery, hails from the mythical and legendary land of Huaxia. He's widely hailed as the most likely candidate to win the world's junior tennis championship. He loves tennis, yet he's never seriously challenged his opponents. He loves competition, yet he never lets his opponents score a single point. He loves a challenge, yet he exploits his opponents' strengths. －－－－－－－－－...[A little confusing]

The battle for the rings had just begun when Tsuna, from ten years in the future, suddenly arrived from the future. It turned out that the future world had undergone a massive upheaval, and all of Tsuna's guardians had betrayed him.

To free his companions from their shackles and confront the enemies of the future world, Tsuna decides to recruit Xanxus and Byakuran from this era to his side. Unexpectedly, Tsuna awakens a treasure chest system. By following the system's instructions and arriving at designated locations on time, he can open treasure chests and receive rewards.

Arrive at Namimori Middle School, open the S-rank treasure chest, and be rewarded with seven types of Dying Will Flame!

Arrive at Namimori Shrine, open the SS-rank treasure chest, and be rewarded with the strongest box weapon—the Auspicious Cloud Kirin!

Arrive at Chrome's boudoir, open the SSS-rank treasure chest, and be rewarded with a reverse breakthrough to the pinnacle of Dying Will!

Arrive at Fran's hometown, open the SSS-level treasure chest, and be rewarded with the tenth type of Dying Will Flame - Void Flame!

Reborn in the Prince of Tennis world, you begin with the Three-Tama Sharingan. Three-Tama → Mangekyō Sharingan → Eternal Mangekyō Sharingan. On your first day at school, you challenge the Seigaku prodigy, "Your tennis balls are no match for these eyes!" Three-Tama is just the starting point; the path to the Mangekyō, and ultimately the Eternal Mangekyō, has begun! The title of tennis's strongest will be born from these all-seeing Sharingans...