What? There's Echizen Nanjiro here... I want to play tennis, I want to play with skills that make people cheer, to hit super-powerful tennis balls that make a continuous "boom," and to smash a wall with one shot? I can do that too!

(There is no female protagonist in this article!)

Takahashi Hikoichi travels to the world of Prince of Tennis, joins Rikkai University at the beginning, awakens the idle system, and becomes stronger just by lying down.

"After a day of idle time, my tennis skills have become roughly proficient and I am now at the regional level."

"After a week of playing, my tennis skills have been perfected and I have reached the Kanto level."

"After a month of playing, my tennis skills have reached perfection and I am now a national-level player."

……

"After a year of playing, my tennis skills have reached the pinnacle. I have realized the unity of man and nature, created my own magic skills, and have world-class strength."

While others are training, he lies down!

I thought he was just a loser, but I didn't expect his strength to increase instead of decrease.

Everyone was shocked!

He became a legend at Rikkai University and reached the pinnacle of the tennis world...

I woke up to find myself inexplicably a middle school student in Country R.

And we have to play against Teiko Middle School tomorrow.

Ueno was somewhat confused.

Teiko Middle School, isn't that the group of students from the Generation of Miracles who had cheat codes?

How do we fight this?

"Even Ryuzaki Sumire can be a coach! Why can't I be one?!" "Self-study? What's so difficult about that? Besides, I'm a master at making motivational speeches!" Makihara Keiji, wearing an apron, said. ...

Accidentally traveling to the world of the comic version of Prince of Tennis caused a change in the world line.

The champion Rikkai University completed an unprecedented three consecutive national championships.

Kunimitsu Tezuka did not let injury ruin his three-year tennis career.

Echizen Ryoma has completely turned evil, and he firmly believes in staying in the American team and waiting for an opportunity to avenge Byodoin Phoenix.

...

The person who triggered this butterfly effect was a Quincy who escaped the large-scale [Sacred] punishment when Yhwach awakened and fled here.

Every time I watch Slam Dunk, I see a guy who hasn't played for two years, but can still burst into amazing performances against top teams like Shoyo and Sanno, pulling the team out of the abyss time and time again.

At that time, I always wondered how strong Mitsui would be if it didn’t have a two-year gap?

And now, a basketball enthusiast from later generations travels to the world of Slam Dunk and becomes Mitsui Hisashi. What kind of achievements will he achieve without the two-year blank period?

Synopsis of the novel *Diamond Ace: The Magic Pitcher Savior*: Written by Flying Bear Knight, the novel tells the story of Li Lei, who encounters a mysterious father and son on a bridge, thus beginning his journey as a magic pitcher. This is the most terrifying pitcher legend in Koshien history… and also the most legendary underdog story in Koshien history! …

Reborn into the adrenaline-pumping world of Tokyo Avengers! With a system, Manji will live a different life. He forms his own team, establishing Ten'a. He saves Ichigo and the field, preventing tragedy. Mikey, who was invincible in Tokyo, is defeated by Manji. He subdues the Black Dragon, and Shiba Taiju's power is suppressed by Manji. He defeats Tenchu, and Kurokawa Isana is stunned by Manji. He consumes Brahma, and Kawashiro Senju submits to Manji! He crushes the Sixth Generation Danpora, and Terano Minami falls before Manji. He sweeps through the hot-blooded district SWORD! He takes on Kowloon! He encounters the Kengan Ashura world again, and wins the Kengan Deathmatch Tournament. With absolute ruthlessness, he reaches the pinnacle in this fictional world.

Bad News: Waking up in a different world. Good News: It's Prince of Tennis. Bad News: The protagonist was a tennis novice before the time travel. Good News: He met Jujiro, a demon who hadn't yet joined the U17 team. Furthermore, he awakened the mysterious Six Paths Dimension, where opponents he'd previously played against can appear in his dreams. Furthermore, each door in the Six Paths Dimension grants him a special ability bonus. After witnessing the rise of demons and facing off against the young "First Army," the protagonist joins Seigaku, completely overhauls the tennis club, and leads it to the national championship. He lays low in the U17 team, hones his skills in the expedition team, and rises to fame in the World Cup. Ultimately, he becomes the tennis king everyone dreams of! The synopsis is too much to read, but after the transition period, the excitement begins with the Jr. Tournament section. (Already available: the excellent Prince of Tennis fanfiction "In Prince of Tennis, I Have a Tennis Mini-Game...")