Arc 15Wu Biao in Z-City

Wu Biao helped Goku defeat Great Ape Vegeta, then entered Saitama’s world and fought monsters while living and eating with him. After killing Elder Centipede and saving Stinger’s operation, Wu Biao planned to enter a martial arts tournament as a wanted criminal, while the Hero Association sought to recruit him.

  • Wu Biao fought Vegeta without ki, and when Vegeta transformed into a Great Ape, Wu Biao and Goku worked together to cripple him before Wu Biao unleashed Hell Transformation and drove him off.
  • Krillin restored Son Gohan to human form by cutting off his tail, while Vegeta escaped, and Wu Biao collapsed, woke in the hospital, and later went to the Kurosaki home for help caring for Unohana Aya.
  • Wu Biao entered Z-City, met Saitama, and followed him to the Seventh Shelter, where they escaped the monster attack and began living together in the monster-filled outskirts.
  • Wu Biao and Saitama hunted monsters for food and money, evicted themselves from their old home by turning in wanted criminals, and fled rather than fight the Poop Monster.
  • Elder Centipede attacked City W, and Wu Biao joined shelter staff in helping the injured before leaving Chunxia’s surgery to confront the monster.
  • Wu Biao battered Elder Centipede across City W and killed it with a punch, then learned that Chunxia’s operation on Stinger had succeeded.
  • Saitama found a martial arts tournament ticket in a wanted criminal’s wallet, and Wu Biao decided to enter the tournament using the dead man’s identity.
  • Hero Association administrators reviewed footage of Wu Biao fighting Elder Centipede, recognized his S-Class-level strength, and ordered staff to recruit him.
Chapters 371–396 Vol. 4 Read

Ch. 371Fierce Battle

Wu Biao unleashed his Limit One Punch against Vegeta’s Galick Gun, crashing Vegeta into a massive crater before charging back into battle despite his injuries. Vegeta rose and switched to close-quarters combat, and the two began exchanging hundreds of devastating blows.

  • Vegeta was stunned that Wu Biao could fight with immense strength despite having no ki.
  • Wu Biao struck with Limit One Punch, and Vegeta countered with Galick Gun.
  • Wu Biao broke through the energy attack and punched Vegeta into the ground, then rushed forward again while bleeding.
  • Vegeta rose, abandoned energy-wave attacks, and charged Wu Biao for close-quarters combat.
  • Wu Biao and Vegeta exchanged hundreds of strikes, shaking the battlefield and pulverizing the surrounding terrain.

Ch. 372The Wronged Goku

Goku arrived at the battlefield and joined Wu Biao, who had been fighting Vegeta alone. Vegeta created an artificial moon and began transforming into a giant ape, leaving Goku and Wu Biao facing a new threat.

  • Wu Biao used his close-combat skills and endurance to force Vegeta onto the defensive.
  • Goku reached Krillin and Gohan, learned that the mysterious fighter was helping them, and flew toward the battle.
  • Vegeta retreated from Wu Biao, mistook Goku for someone who had destroyed the moon, and accused him of trying to prevent his transformation.
  • Vegeta created an artificial moon and began turning into a giant ape, claiming his battle power would increase tenfold.

Ch. 374Gorilla

Vegeta transformed into a Great Ape and overwhelmed Wu Biao, who used a Kannonji-dan to strike Vegeta’s chin and throat and briefly gain the upper hand. Wu Biao then launched a final attack beneath Vegeta’s fist, ending the chapter as he shouted, “Limit One Punch!!”

  • Vegeta transformed into a giant Great Ape and struck at Wu Biao and Goku.
  • Wu Biao was blasted through several mountains but broke free and attacked Vegeta again.
  • Wu Biao dodged Vegeta’s palm by swallowing a small Kannonji-dan and struck Vegeta’s chin, briefly unbalancing him.
  • Wu Biao hit Vegeta’s throat and used Geppo to evade his counterattack.
  • Wu Biao halted beneath Vegeta’s incoming fist and shouted, “Limit One Punch!!”

Ch. 375Kill Him

Wu Biao and Goku teamed up against Vegeta in Great Ape form, crippling one of his arms but failing to defeat him. Though Wu Biao tried to retreat, he chose to stay and fight beside Goku to save the planet.

  • Wu Biao used grappling to twist Vegeta's raised arm, then called on Goku to help restrain him.
  • Goku activated Triple Kaio-ken, struck Vegeta's elbow, and blasted it with a Kamehameha, leaving Vegeta's arm crippled.
  • Wu Biao scolded Goku for nearly blasting him, while Vegeta erupted from the dust cloud and threatened to kill them.
  • Goku dragged Wu Biao away from Vegeta's stomping attacks and urged him to return to his own world if they could not win.
  • Wu Biao remembered his promise, turned back toward Vegeta, and told Goku to attack from the left while he attacked from the right.

Ch. 376Kanonji's Profound Truth...

Goku and Wu Biao joined forces against Great Ape Vegeta, using a coordinated attack to damage him while Goku fired a four-times Kaio-ken Kamehameha. Wu Biao then gathered a destructive sphere of energy and called it his Kannonji Secret Art, leaving North Kai stunned by the name.

  • Wu Biao charged Vegeta while Goku activated four-times Kaio-ken and raced to catch up.
  • Wu Biao exploited Vegeta's attack timing to strike his left knee and throw him off balance.
  • Goku fired a Kamehameha, but Vegeta answered with a Super Mouth Cannon and the beams clashed.
  • Wu Biao gathered a powerful sphere of energy as Goku and North Kai recognized its resemblance to a Spirit Bomb.
  • Wu Biao unleashed the attack as his Kannonji Secret Art—Spirit Bomb, confusing North Kai.

Ch. 377Strongest!

Wu Biao and Goku exhausted themselves fighting Vegeta, but the wounded Great Ape survived the Spirit Bomb and began crushing Wu Biao. Pushed beyond his limits, Wu Biao awakened a new form by combining the Limit State, Modified Kannon Biraki, and Hellfire.

  • Wu Biao launched his Kannon-branded Spirit Bomb as Vegeta overwhelmed Goku, leaving both Wu Biao and Goku gravely weakened.
  • Vegeta survived the Spirit Bomb in Great Ape form and crawled toward Wu Biao while threatening to kill everyone on the planet.
  • Vegeta repeatedly punched Wu Biao as Goku lay helpless, and Wu Biao struggled against his approaching death.
  • Wu Biao broke through his limits, stopped Vegeta's fist, and manifested dark purple Hellfire.
  • Wu Biao fused the Limit State with Modified Kannon Biraki and Hellfire, unveiling Ultimate Martial Arts: Hell Transformation.

Ch. 378(End of Volume) Two Chapters Combined

Wu Biao overwhelmed Great Ape Vegeta and Son Gohan, then collapsed from exhaustion and woke in a hospital beside Goku. After joking with Goku and explaining his self-repairing coat, Wu Biao learned the group was preparing to move on, as the story closed its Dragon Ball arc.

  • Wu Biao seized Great Ape Vegeta, crushed his fingers, and repeatedly slammed him into the ground until Vegeta's tail broke and he flew away.
  • A second Great Ape landed on Wu Biao, but Wu Biao beat it down until Krillin arrived and recognized it as Son Gohan.
  • Krillin cut off Son Gohan's tail with a Destructo Disc, restoring him to human form, while Goku realized the ape had been his son.
  • Krillin saw Vegeta escape in a spaceship, and Wu Biao collapsed from exhaustion after his purple-flame armor dispersed.
  • Wu Biao woke in a hospital beside Goku, introduced himself, and asked for food before jokingly mistaking Goku for Sun Wukong.
  • Wu Biao put on his self-repairing white coat, and the author announced that the story would switch worlds in the next chapter.

Ch. 379Wu Cuihua...

Wu Biao and Unohana Retsu struggled to care for their infant daughter, Unohana Aya, so Wu Biao went to the Human World to ask Kurosaki Masaki to teach them. He fell asleep at the Kurosaki home, while Masaki let him rest and revealed that he had named Aya Wu Cuihua on official records.

  • Wu Biao and Unohana Retsu were exhausted by Aya's crying and had no idea how to care for her.
  • Unohana Retsu asked Wu Biao to bring Kurosaki Isshin's wife to Soul Society to teach her about infant care.
  • Wu Biao arrived at the Kurosaki home at two in the morning, asked for Masaki's help, and announced that he would stay there.
  • Ichigo, Xia Li, and Yuzu came downstairs after Wu Biao woke the household, but he promptly fell asleep on the sofa.
  • Masaki stopped Isshin from waking Wu Biao and explained that his daughter was formally named Unohana Aya, though Wu Biao had entered Wu Cuihua on official lists.

Ch. 380A New World

Wu Biao entered a new world and encountered Saitama amid a panicked crowd fleeing a monster in Z-City. He introduced himself to Saitama, who said he was a hero for fun.

  • Hell's Will explained that Wu Biao could enter a world where people had to cultivate their own energy and fight with their physical bodies.
  • Wu Biao traveled through a passage and arrived on a modern street in Z-City as crowds rushed toward a shelter to escape a monster.
  • Wu Biao sensed a powerful aura from a black-haired young man and challenged him to fight.
  • The young man told Wu Biao that a huge cicada larva was the monster and that he was following three self-proclaimed heroes to eliminate it.
  • Wu Biao introduced himself and learned that the young man's name was Saitama, a hero for fun.

Ch. 381Chapter 362

At the Seventh Shelter, battered heroes and frightened Z-City residents gathered after failing to defeat the 170,000-Year Cicada Nymph. Saitama and Wu Biao tried to leave but learned the shelter was sealed, while a Hero Association attendant began promoting its defenses to the crowd.

  • The injured Dark Flame Dragon Blade User, Red Scarf Fighter, and Student arrived at the Seventh Shelter as residents blamed the heroes for the monster threat.
  • Saitama and Wu Biao traded crude jokes, drawing the crowd’s contempt and the attendant’s disapproval.
  • Saitama asked to leave and learned that the shelter’s activated defenses had sealed its exits.
  • The attendant explained that the shelter admitted only humans and assured residents that monsters could not enter.
  • The attendant introduced the Seventh Shelter as part of the Hero Association’s plan to build shelters around the world and began describing its features.

Ch. 382Seeking Help, I Fapped Five Times Today, How Much Longer Can I Live!

Wu Biao and Saitama escaped the shelter after discovering its supposedly impregnable walls had no restrooms, then encountered a giant cicada. Saitama killed the monster and went to relieve himself, leaving Wu Biao eyeing the carcass as food.

  • The attendant explained that the shelter was built to withstand attacks and had supplies for a week, but admitted it had no restrooms.
  • Wu Biao punched a hole through the shelter wall to pee outside, and Saitama made another hole to rush out after him.
  • Saitama raced ahead while desperate for a restroom, but Wu Biao easily kept up with him.
  • A giant cicada burst through a nearby building, and Saitama killed it with one punch before reaching a restroom.
  • Wu Biao drooled over the cicada's carcass, and Saitama considered whether it could be eaten before shouting that it was his prey.

Ch. 383Life Rarely Offers True Friends, Fighting and Eating Together

Saitama tried to keep Wu Biao from following him home, but Wu Biao insisted on staying and eating the cicada larva meat. The chapter left Saitama realizing Wu Biao intended to eat all four bags of meat.

  • Saitama complained that Wu Biao had followed him to his apartment, while Wu Biao said he had nowhere to go.
  • Saitama asked about Wu Biao’s family and friends, and Wu Biao said they were all no longer in this world and that Saitama was the only person he knew there.
  • Saitama tried to make Wu Biao leave, but when his landlord called from apartment 101, Saitama rushed upstairs to hide from her.
  • Wu Biao quickly followed Saitama into his apartment and insisted that they would become friends by fighting and eating together.
  • Saitama learned that Wu Biao expected to eat all four bags of meat and realized how hungry he was.

Ch. 384So-called Money, Often Lost When Enduring, Gained

Saitama struggled to get rid of Brother Biao, but their fights only made Brother Biao stronger and more determined to stay. After Brother Biao earned money by turning in a wanted criminal, the two rushed toward a reported giant monster in downtown Z-City, hoping to eat it.

  • Saitama recalled that he had lost a prolonged fight to Wu Biao, leaving him sore while making Wu Biao even more enthusiastic about staying.
  • Saitama went out for his daily training, while Wu Biao kept growing stronger through their fights and by battling monsters.
  • Wu Biao explained that he had caught a wanted criminal and earned fifty thousand yuan, then gave half the money to Saitama.
  • When a news bulletin reported a gigantic monster in central Z-City, Wu Biao and Saitama sprinted downtown before the report finished, hoping to eat it.
  • Neither man knew the Hero Association cleared away monster corpses or that their monster victories were being credited to nearby registered heroes.

Ch. 385The author often visualizes before writing.

Wu Biao and Saitama confronted the Poop Monster in evacuated Z-City, where its foul stench and bizarre origin stunned them. The monster began an enthusiastic account of its passion for eating feces, leaving the heroes horrified as it declared that poop overflowed with the taste of love.

  • Wu Biao tracked a powerful stench through Z-City with Saitama, and they found a gigantic pile of shit that had split a building apart.
  • The Hero Association issued an evacuation alert about the Poop Monster, while trapped civilians called to Wu Biao and Saitama for help.
  • Wu Biao tried to leave the fight to Saitama, but Saitama challenged him to eat the still-moving monster as he had boasted he would.
  • The Poop Monster said it had mutated from eating too much poop and threatened the heroes for mocking its hobby.
  • The Poop Monster described the flavors of different kinds of feces and concluded that poop overflowed with the taste of love.

Ch. 386The Contagious Nature of Idiotcy, Please Be Wary

Wu Biao and Saitama fled the poop monster and took shelter, where they ate and hoarded compressed biscuits. They stayed until a young girl defeated the monster, though neither man wanted to learn the details.

  • The poop monster declared that he would save the world by eliminating junk food and pollution so everyone could produce better poop, and Wu Biao and Saitama fled rather than fight him.
  • Wu Biao and Saitama ran to the Seventh Shelter, where the administrator reluctantly led them to its food stores.
  • The hungry pair devoured compressed biscuits and stuffed more into their clothes, while the administrator watched in disbelief.
  • The administrator mentioned the shelter's new toilets, prompting Wu Biao and Saitama to stop and ask her not to talk about relieving themselves.
  • After half a day, a young girl reportedly destroyed the poop monster from several kilometers away and rescued the surviving civilians, while Wu Biao and Saitama avoided hearing the details.

Ch. 387If You're Not the Protagonist, Don't Act Like One

In Y City, Stinger tried to defeat the Giant Armored Bull after rescuing Red Scarf Fighter, but the monster’s armor and lightning overwhelmed him. Stinger was left paralyzed inside a building as the bull charged toward him.

  • The Giant Armored Bull rampaged through Y City, injured Red Scarf Fighter, and sent half a building crashing toward him.
  • Stinger rescued Red Scarf Fighter and told him to wait for backup while he confronted the bull.
  • Stinger charged the Giant Armored Bull, hoping to defeat it and become famous, and attacked with his Super Giant Spiral Stinger.
  • The bull struck Stinger’s spear with its lightning-wreathed horns, paralyzing him and sending him crashing into an office building.
  • The Giant Armored Bull charged toward Stinger while he remained unable to move.

Ch. 388New Residence

Wu Biao saved Stinger by killing the giant bull, then took the carcass to the ghost town where he and Saitama had moved. The chapter explained that Saitama had lost his apartment after turning all his wanted-criminal neighbors in for reward money.

  • The giant bull charged at Stinger’s building, but Wu Biao punched through its neck and chest, killing it moments before impact.
  • Wu Biao claimed the bull as food and left Y City with its carcass while Saitama searched supermarket flyers for sales.
  • That night, Wu Biao and Saitama cooked the bull in their new home in the monster-filled outskirts of Z-City.
  • The chapter revealed that Saitama had been evicted after turning his wanted-criminal neighbors in for reward money, so he and Wu Biao moved to the ghost town on an old man's recommendation.

Ch. 389Elder Centipede (Two Chapters Combined)

Wu Biao hunted a wanted criminal in City W, killed him before he could collect the bounty, and then faced a Dragon-level disaster as Elder Centipede emerged beneath the city. The Hero Association identified the monster and began searching for heroes who could reach City W, with Puri-Puri Prisoner noted as a possible defender.

  • Wu Biao found the bald wanted criminal Butcher attacking a waiter and killed him with a punch, forfeiting the five-million bounty before taking his wallet.
  • A citywide alert warned City W residents to evacuate because a Dragon-level threat was approaching underground, and panic caused chaos across the streets.
  • Wu Biao joined the crowds moving toward a shelter as he sensed the powerful creature beneath the city.
  • Elder Centipede erupted from the ground and stretched across nearly half of City W, visible even from the shelter.
  • The Hero Association identified the monster as Elder Centipede and discussed which heroes could reach City W, including Puri-Puri Prisoner, who was being held nearby.

Ch. 390A-Class Hero

Elder Centipede emerged in City W and advanced toward a shelter as A-Class heroes Heavy Kong, Lightning Max, and Stinger tried to stop it. Their plan to attack its exposed face fell apart when Elder Centipede struck back, leaving Heavy Kong mangled and his fate unknown.

  • Elder Centipede burst from the ground and headed toward the shelter while the A-Class heroes stayed behind to buy time for the evacuation.
  • Heavy Kong charged at Elder Centipede and hurled a massive water tank at its head, but the monster’s shell was unharmed.
  • Stinger noticed Elder Centipede had moved its exposed face to avoid the tank and suggested that he attack it while Heavy Kong and Lightning Max distracted the monster.
  • Lightning Max drew Elder Centipede’s attention, while Heavy Kong threw another water tank at it from a rooftop.
  • Elder Centipede pierced the tank with a foreleg and hurled it back, smashing the high-rise and badly injuring Heavy Kong.

Ch. 391Puri-Puri Prisoner

Puri-Puri Prisoner rescued Lightning Max from Elder Centipede and sent him to safety with the injured Stinger and Heavy Kong. He stood alone before the monster, determined to hold it back until the S-Class heroes arrived.

  • Stinger attacked Elder Centipede with five consecutive spear thrusts, but only left a faint mark before the monster struck him through a high-rise.
  • Elder Centipede nearly bit Lightning Max, but Puri-Puri Prisoner knocked its head aside and carried him to safety.
  • Puri-Puri Prisoner revealed that he had broken out of prison to see Lightning Max, who recoiled from his advances.
  • Puri-Puri Prisoner ordered Lightning Max to carry Stinger and Heavy Kong to the shelter while he distracted Elder Centipede.
  • Puri-Puri Prisoner faced Elder Centipede despite his injured hand and vowed to protect the handsome boys.

Ch. 392Male Nurse Brother Biao...

Wu Biao volunteered to help treat the critically injured at City W’s shelter after intern Chunxia appealed to him. As Stinger arrived in need of urgent surgery, Chunxia discovered that every doctor was already occupied, leaving his fate uncertain.

  • Wu Biao ate compressed biscuits in the shelter while injured people received emergency treatment and crowds evacuated outside.
  • Chunxia asked Wu Biao to help in the medical area, and he agreed after explaining that he was a male nurse who had assisted Kurosaki Isshin for nearly three years.
  • Wu Biao quickly helped doctors during surgeries by fetching supplies, and they recognized his experience with emergency treatment.
  • Chunxia brought the badly injured Stinger into the medical area with Lightning Max and Heavy Kong, but a nurse said every doctor was busy and no one was available to operate.

Ch. 393Compared to being a subordinate, I prefer to be...

Chunxia operated on Stinger in the shelter while Wu Biao assisted, but Elder Centipede broke through the wall before the surgery could finish. Wu Biao left the operating room to fight the monster, and his opening punch knocked its enormous body backward as Atomic Samurai arrived.

  • Chunxia agreed to operate on Stinger, and Wu Biao and Sister Li assisted her in surgery.
  • Elder Centipede smashed through the shelter wall while Chunxia continued operating, and Puri-Puri Prisoner fell back badly injured.
  • Wu Biao left the operating room, challenged Elder Centipede, and struck it hard enough to send its front half flying backward.
  • Atomic Samurai appeared at the shelter, and the heroes recognized him.

Ch. 394Fierce Battle

Wu Biao battled Elder Centipede, overpowering the Dragon-level threat with his strength and Armament Haki. Elder Centipede was battered and terrified as Wu Biao prepared another attack, leaving the fight unresolved.

  • Wu Biao left a fist mark on Elder Centipede's shell and evaded its attacks with Geppo.
  • Elder Centipede trapped Wu Biao in its Centipede Grand Tumble, but Wu Biao broke out and shattered its shell and legs.
  • Wu Biao sent Elder Centipede crashing through City W, then kicked its head into the ground and pummeled its body.
  • Elder Centipede curled up to protect its head and considered fleeing as Wu Biao continued attacking.
  • Wu Biao laughed and sprang into the air, gathering strength for another strike.

Ch. 395Brother Biao is so pitiful...

Wu Biao defeated Elder Centipede and returned to the shelter to check whether Stinger’s operation had succeeded. After learning it had, he went back to the ruins and carried off boxes of compressed biscuits.

  • Wu Biao crushed Elder Centipede with a punch, then caught its tail as it burrowed underground and dragged it out of City W.
  • Wu Biao swung Elder Centipede through the air and killed it with a fully charged punch through its head.
  • Atomic Samurai asked Lightning Max to invite Wu Biao to spar once he had recovered his strength.
  • Wu Biao returned to the shelter and asked Chunxia whether the operation had succeeded; she told him it had.
  • Wu Biao rummaged through the shelter ruins, found several boxes of compressed biscuits, and carried them away.

Ch. 396Martial Arts Tournament

Saitama and Wu Biao argued over Wu Biao killing a wanted criminal, then found the criminal’s martial arts tournament ticket and its three-million prize. Meanwhile, the Hero Association reviewed Wu Biao’s battle with Elder Centipede and decided to find him and invite him to join.

  • Saitama scolded Wu Biao for killing a wanted criminal instead of turning him over to the police, while Wu Biao showed off the cash he had taken.
  • Saitama found a martial arts tournament ticket in the criminal’s wallet and explained that the winner would receive three million in prize money.
  • Wu Biao decided to enter the tournament by pretending to be the bald contestant he had killed, and Saitama pointed out that the wanted poster showed a different-looking man.
  • Hero Association administrators watched footage of Wu Biao fighting Elder Centipede, recognized his S-Class-level strength, and ordered staff to find and recruit him.
Arc 15 of 17