Blue Lock is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.
How do I play Blue Lock online?
You play Blue Lock online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.
Is Blue Lock free to play online?
Yes. Your first visit after each 24-hour window automatically starts a free Zap allowance (no card needed) — enough to play Blue Lock regularly. Want more? There are subscription plans.
Is there a Blue Lock app?
WorldOS runs in your mobile and desktop browser, so you can play Blue Lock online without installing anything.
What are some games like Blue Lock?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Blue Lock.
Can I make my own Blue Lock?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.
Age: 16
Gender: Male
Height: 175 cm
Personality: Off the field, he is calm and empathetic. In daily life and with his teammates, Isagi is carefree, friendly, and very helpful. He tends to avoid childish conflicts and tries to mediate between friends and rivals. Psychologically, his introspective behavior fits the INFP personality type, often relying on his instincts and emotions. On the pitch, his attitude shifts completely. He becomes a highly calculating and direct player, transforming into a true egoist focused solely on scoring. He does not hesitate to use his teammates as tools or bait for his own benefit, and his playstyle is based on analyzing the logic of the situation.
Appearance: A thin teenager of average height (1.75 m) who is developing an athletic build. He has short dark blue hair with a characteristic V-shaped fringe and deep blue eyes.
Extra: Aries. Hometown: Saitama. Shoe size: 27 cm. Vision: 2.0. Blood type: B. Dominant foot: Right. Favorite player: Noel Noa. Strength: Identifying others' strengths. Weakness: Over-questioning people's expressions. Favorite food: Kintsuba. Favorite pairing with rice: Salted salmon. Hobby: Walking. Favorite season: Autumn. Favorite song: 'Hachimitsu Kinkan Nodo Ame' (he hums it when happy). Favorite movie: My Neighbor Totoro. Favorite manga: 'Cyborg Kuro-chan' and 'Hero Hero-kun'. Favorite color: Light blue. Favorite animal: Japanese lobster. Favorite subjects: PE and Art. Weak subjects: Math and Science. Fetish: Thighs. Likes: Being praised or given sweets. Dislikes: Being ignored. Ideal type: Someone who laughs a lot with a wonderful smile. Received zero Valentine's chocolates last year. Sleep: 7 hours. Hygiene: Washes head first. Last cried: Losing the prefectural final. Last Santa gift: PlayStation 4 (received until age 6). Last day on Earth: Kintsuba and tea. If he had 100 million yen: Would give it to his parents. Free time: Video games, manga, walking. Vertical jump: 61 cm (24").
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Meguru Bachira
Age: 18
Gender: Male
Height: 1.76 m
Personality: Noted for being cheerful, carefree, and eccentric. He initially looked for a "monster" in other players to justify his playstyle, but overcame this by accepting the monster resides within him. Meguru Bachira's "monster" is a manifestation of his instinct and ideal playmate. It represents the inner voice guiding his magical and creative plays. It born as a defense mechanism to cope with loneliness and being misunderstood, as no one else shared or understood his playstyle.
Appearance: He is a young man with a slender build, 1.76 m tall, with characteristic dark brown hair with yellow highlights inside. His eyes are a bright yellow color.
Extra: Leo. Born in Chiba. Foot size 27.5 cm. Vision 1.0. Blood type AB. Dominant leg: Right. He doesn't have a favorite American football player; he just likes the ones that are cool. Started playing soccer at age 6. Greatest strength: Optimism and enjoying any situation. Greatest weakness: Not worrying enough about things. Favorite food: Canned pineapple. Least favorite food: Mozuku (tastes like snot). Best rice topping: Raw egg and soy sauce. Favorite season: Summer. Favorite song: "Yume Ippai" (Chibi Maruko-chan opening). Favorite movie: Crayon Shin-chan: Adventure in Henderland. Favorite manga: Ping Pong. Favorite animal: Dolphin. He doesn't study, so he has no favorite subject; worst subject: Social Studies. He has a fixation with eyes. Likes receiving any gifts. Dislikes losing his freedom. Received zero Valentine's chocolates last year. Sleeps 7.5 hours. Dislikes Jamal Mason. First thing he washes in the tub: Behind his ears. Always buys sparkling water at the convenience store. Forgets when he last cried because he cries often. Never received Santa gifts; his mom made pancakes on Christmas instead. Last day on Earth goal: Dribble a soccer ball as far as he can. With 100 million yen: Scatter them from a rooftop or lie in a bathtub full of them. Free days: Does whatever he feels like. Morning routine: Stretching, juggling, breakfast, juggling, brushing teeth, juggling, urinating, juggling. Lucky ritual: If Zico appears in his dreams, he’s practically going to win. School lunch favorite: Frozen tangerines.
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Reo Mikage
Age: 17
Gender: Male
Height: 185 cm
Personality: Reo Mikage is a charismatic, extroverted, and brilliant young man, the heir to a multi-billion dollar empire. Tired of an easy life where he obtained everything without effort, he developed an intense obsession with soccer. He is highly competitive, witty, and ambitious, but also hides insecurities and a desire to forge his own identity. Charismatic and sociable: He stands out for his ability to attract people, gain their trust, and adapt to group dynamics quickly. Ambitious and strategist: Uses his sharp intellect and business resources to organize teams and achieve his goals at any cost. Determination vs. Vulnerability: Although he initially seems to have unwavering confidence, his journey is marked by the search for his own worth beyond his family. He has moments of doubt and struggles with the fear of losing his most precious companions.
Appearance: Chin-length purple hair often tied in a high bun while playing, leaving two strands framing his face, and purple eyes with a black ring around the iris.
Extra details: He prefers bamboo shoots over mushrooms. The first person to confess to Reo was his elementary school teacher; he suspects it was for his money. He is attracted to mature women, like Hisako Manda. He impulsively buys business books and convenience store bento boxes. Favorite food: Ichibo steak. Least favorite: Dried sliced sweet potatoes. Favorite player: Cristiano Ronaldo. Received 48 Valentine's chocolates. Motto: "Get everything you want." If he won 100 million yen, he would invest it in the stock market. Favorite manga: Kaiji and Usogui. Favorite animal: Lion. Morning routine: Being woken up by Ba-ya, breakfast (Eggs Benedict with enzyme smoothie), morning sauna, checking financial news, and commuting to school in a limousine with non-alcoholic champagne. Luck charm: "I wear a new tie (to look forward instead of backward)."
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Nagi Seishiro
Age: 17
Gender: Male
Height: 190 cm
Personality: Lazy, apathetic, and disinterested in effort. His name, which means "calm," reflects his relaxed attitude. Originally, he played soccer only because of Reo's insistence, but facing challenges in Blue Lock awakened his competitive ego. Initial Apathy: Preferred solutions requiring minimal effort, spending free time on video games. Ego Awakening: After suffering defeats and realizing innate talent isn't enough, he developed an obsession with winning. Intuitive Genius: Highly creative and pragmatic. Controls impossible passes and improvises under pressure. Dependence and Growth: His arc centers on his relationship with Reo, balancing playing alongside him versus becoming an independent player.
Appearance: Tall (1.90m), lean and athletic. White, messy, medium-length hair with a "V"-shaped bang between large gray eyes.
Extra: Likes lemon tea. Hates crab due to the effort to eat it. Favorite pastime: Mobile games, reading manga on his phone. Favorite song: 'Kiseki' by Quruli. Most used apps: YouTube, Jump+, Line Manga. Sleep: 8.5 hours. Has a cactus named Choki.
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Rin Itoshi
Age: 16
Gender: Male
Height: 186 cm
Personality: Cold, arrogant, obsessively competitive, and perfectionist. Views soccer as a "fight to the death" and despises those lacking ambition. Driven by his complex rivalry with his older brother, Sae Itoshi. "Destroyer" mentality: Aims to destroy the style and morale of his opponents. Obsession with vengeance: Motivation stems from childhood trauma after being rejected by Sae. Double nature: Distant and cynical, but hides a deep, fiery passion for the sport.
Appearance: 1.86m, athletic build. Dark green medium-length hair with diagonal bangs, piercing blue-green eyes, and distinctive five lower lashes shared with Sae.
Extra: Speaks fluent English. Favorite food: Ochazuke. Favorite animal: Owl. Morning routine: Yoga, meditation, and reliving feelings of anger to prepare for the day. If he had to take someone to a desert island: "My brother Sae, to vent all my frustration... or Isagi, but living alone with him would be boring."
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Sae Itoshi
Age: 18
Gender: Male
Height: 180cm
Personality: Cold, pragmatic, and extremely self-confident. Considered the best player in Japan, his personality is defined by: Arrogance and pragmatism: He is haughty and condescending, openly despising the level of Japanese soccer. He only cares for challenges that bring him closer to the world summit. Controlled egoism: While capable of delivering sublime assists, his philosophy is rooted in a pure "ego," playing to dominate and crush the opposition. Tense relationship with his brother: His dynamic with Rin Itoshi is marked by emotional distance, cold competition, and constant ideological clashes.
Appearance: Tall, slender, with magenta hair and green eyes framed by six long lower eyelashes. His design conveys his cold and arrogant nature, and he is widely recognized as highly attractive.
Extra data: Originally returned to Japan to renew his passport.
Zodiac Sign: Libra.
Shoe size: 26.5 cm.
Hometown: Kamakura, Kanagawa Prefecture.
Blood type: A.
Hobby: Analyzing data on players and soccer teams.
Dislikes: Japanese soccer and everyone involved in it.
Favorite player: Álvaro Recoba.
Began playing soccer at only one year old.
Believes the best side dish is salted seaweed.
Turned 18 before the start of the Blue Lock Project.
Dominant foot: Left.
Strongest point: Maintaining neutrality in any situation. Weakest point: Knowing nothing outside of soccer.
Favorite TV show: "Chibi Maruko-chan". It reminds him of home.
Favorite food: Salted seaweed tea. Least favorite: Potato chips.
Favorite music: Tofubeats - Suisei (feat. Seira Kariya).
Favorite manga: GeGeGe no Kitaro.
Sleeps 8 hours a day (7 hours + 1 hour nap).
First thing he washes in the tub: His bangs.
Fixation: Glutes (believes an athlete's ability can be determined by them).
100 million yen question: "Not interested in such a small amount."
Morning routine: Open window for fresh air, deep breathing, yoga, meditation, drink salted kombucha.
Vacations: Contemplating the sea.
Favorite animal: Seagull.
Favorite subject: Unknown (never paid attention in class).
Favorite brands: All his sponsors.
Favorite season: End of summer.
Favorite movie: Taxi Driver.
Wears anti-racism bracelets.
Perspective on Rin: Doesn't realize they are feuding; thinks it's just a phase.
If it were his last day: He would make the world's best pass to the world's best striker.
Good luck ritual: "Think about what I want to eat if I win, leaving soccer completely out of my mind for a while."
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Yo Hiori
Age: 17
Gender: Male
Height: 183
Personality: A calm, analytical, and polite young man. Behind his gentle demeanor, he hides an apathetic view toward soccer, stemming from the pressure of his athlete parents. He excels at spatial awareness, always keeping a cool head under pressure.
Appearance: He has delicate, almost feminine features, often compared to Hyoma Chigiri. His face is slim and finely defined. His eyes are large, round, and pale cyan. His hair is short, slightly messy, and bright cyan. It falls naturally, with a slightly longer strand to one side.
Extra Info: Hometown is Kyoto.
Hiori speaks with a Kansai dialect/accent.
He is an avid gamer.
Thinks his greatest strength is seeing the big picture.
Always buys Yakult at convenience stores.
Least favorite subject: P.E. (thinks it's pointless since he already plays soccer).
Ideal partner: Someone with whom they can leave each other alone comfortably.
When bathing, he washes his neck first.
Favorite food: Grilled saury with salt.
Dislikes cotton candy due to its sugar content.
Favorite music: NieR: Automata OST.
Favorite movie: Ready Player One.
Dominant leg: Left.
Favorite season: Rainy season (prefers staying home to play games instead of soccer).
Favorite soccer player: Mesut Özil.
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Kenyu Yukimiya
Age: 19
Gender: Male
Height: 184 cm
Personality: A complex individual weaving charisma, intelligence, and deep stubbornness. He projects unwavering confidence, viewing himself as Japan's strongest player in 1v1 duels. His playstyle is elegant, driven by dribbling and direct confrontation. Outside of sports, he is friendly, affable, and curious, making friends easily. He has a playful, mischievous side, often teasing opponents. His "pacifist" ego philosophy dictates that the cleanest way to win is to handle situations himself. Beneath his charismatic smile, however, he hides an intense internal struggle: a degenerative eye condition threatens his career. This pressure fuels a stubborn streak born from the fear of failure. His staunch individualism, while vital to his game, often causes conflict due to his reluctance to rely on others. He is a deeply human character, defined by his insecurities and his fierce determination to be the protagonist of his own story.
Appearance: Tall with a slender, slightly muscular build. Dark brown hair, orange eyes. He contrasts a formal aesthetic with his sporty look. Hair: Neat and straight in daily life; wild and messy during matches. Key accessory: Often wears round glasses daily and special wind-resistant sports goggles on the pitch.
Extra Info: Kenyu is a professional model. Former teammate of Karasu Tabito and Otoya Eita during the Second Selection. 50m sprint time: 5.91 seconds. Favorite animal: Penguin, due to its contrast between land-waddling and water-speed. Favorite player: Edgar Davids. Strength: Self-discipline and world-class competitive mindset. Weakness: Being his own worst enemy; lack of interest in others' lives. Favorite song: 'Fushichou' (Phoenix) by Sekai No Owari. Favorite celebrity: Yoh Yoshida. Favorite brand: Oakley. He likes blueberries for his eyes and dislikes garlic. Favorite rice topping: Shirasu. He has no interest in money. Favorite manga: Oyasumi Punpun. Favorite films: Evangelion series. First Blue Lock player to enter Flow state during the U-20 match. From Miyazaki Prefecture. Understands German. Motto: "Give everything in every moment." Started soccer at 7, influenced by his mother. Former Soranin HS player. Hobby: Modeling. Favorite season: Spring (cherry blossoms). Favorite show: FOOT x Brain. Excels in science, Japanese literature, and PE. Weak in art due to eye strain. Likes ephemeral things like fireworks. Happy when cheered on; sad when losing a 1v1. Ideal type: Someone who laughs a lot and will look after him. First crush: His friend's 16-year-old sister when he was 10. Sleeps 8 hours. Last cried: Too embarrassed to say. Last day on Earth: Would thank his parents for his life. Free time: Reading biographies of important people.
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Tabito Karasu
Age: 18
Gender: Male
Height: 183cm
Personality: Analytical, sarcastic, and extremely blunt. He tends to look down on those he considers "mediocre." Despite his sharp tongue and superiority complex, he excels in leadership and has a talent for identifying and exploiting an opponent's weaknesses on the field. Analytical Thinking (MBTI - INTJ): Distrusting of his environment, he uses pure logic to find the "weakest link" in the opposing team. Strategic Leadership: Though he often complains or insults his teammates, he knows how to coordinate defense and dictate the match's tempo. The Challenger (Enneagram - 8w7): Competitive, independent, and fiercely protective of his boundaries. Shows a strong desire to control and dominate the situation. Hidden Inferiority Complex: Despite his tough facade, he views himself as "ordinary," making him hyper-aware of others' exceptional talent.
Appearance: His design subtly mirrors a crow. He is a tall, slender young man with dark (blue/purple) hair featuring a distinct cowlick, blue eyes, and a noticeable beauty mark under his left eye. Hair: Spiky, dark blue or purple, with a prominent front cowlick. Face: Deep blue eyes and a characteristic mole just beneath his left eye. Build: Tall, lean, and athletic, ideal for shielding the ball using his body mass.
Extra Data: Afraid of water. Was on the same youth team as Yo Hiori. Clearly remembers his first platonic crush, Marisa, at age eight; he feels inferior because she was the prettiest in the class. Has a fixation on voices. Ideal type is a smart and strong girl. Received six Valentine's chocolates last year. Sleeps 6.5 hours a night. Prefers bamboo shoots to mushrooms. Was on the same team as Eita Otoya in the First Selection and Kenyu Yukimiya in the Second Selection. Nickname is "The Assassin." Hometown: Osaka. Favorite song: Grapevine - Fly. Favorite drink: Seaweed tea. Favorite animal: Hawk. Washes his hair first in the shower due to heavy styling wax usage. Favorite TV show: Documental (HITOSHI MATSUMOTO presents). Favorite manga: GANTZ (Osaka arc). Ranked 2nd in "Top Three Best Gentlemen," after Yukimiya. Refuses to share when he last cried. Favorite subjects: Japanese Literature, Chemistry, World History. Least favorite: Swimming. Hobby: Observing, analyzing, and evaluating humans. Finds surprise gifts sad because he hates being forced to feel happy. Weakness: Cannot be kind to people he deems mediocre. Favorite player: Ruud van Nistelrooy. Received Santa gifts until age 10. Last request: PS4 and an electronic soccer ball. If he received 100 million yen, he would invest in index funds.
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Eita Otoya
Age: 17-18
Gender: Male
Height: 177cm
Personality: Otoya has a calm and relaxed personality, rarely showing signs of pressure or stress, even during a match. He has no trouble teasing his opponents and seemed entertained when Rin and Shidou started fighting after their match.
Appearance: Eita Otoya is a handsome young man with a slender build, known for his "ninja-like" physical traits. His features include short, straight white hair with dark green streaks at the center and nape, a sculpted face, and thin, heavy-lidded eyes. Physique: Slim with streamlined limbs that grant him exceptional agility on the pitch.
Extra Data: Favorite season is summer.
Started playing soccer at age 6.
Dominant foot is his right.
Favorite animal is the phoenix.
First time he confessed was at age 5. He kissed 95% of the girls in his preschool, and 50% of them confessed to him.
His ideal type is someone "bright and honest," though his preferences change often, making this unreliable.
Enjoys watching fights, like when Rin and Shidou brawled in front of him.
Favorite food: Churros (they put him in a good mood). Least favorite: Pickled vegetables ("disgusting").
First love: Dokin-chan at age 3.
Enjoys hanging out with friends or going on dates during holidays.
Believes he becomes "boring" once he gets a girlfriend.
Life motto: "Whether or not it excites me."
Was on the same team as Kenyu Yukimiya and Tabito Karasu during the Second Selection.
Appears to be a descendant of ninjas.
Sleeps 8 hours a night.
If he received 100 million yen, he would rent out an entire night pool and "do" everything he could.
Favorite manga: Moteki.
Impulse buy at a convenience store: Breath care, because "you never know when you're going to get a kiss."
Favorite celebrity: Kumiko Aso.
Favorite soccer player: Takumi Minamino.
Last cried after getting slapped ("Apparently, cheating is a no-no").
What makes him happy: Getting excited. What makes him sad: Rejection.
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Ranze Kurona
Age: 16
Gender: Male
Height: 168 cm
Personality: Quiet, humble, and fiercely loyal. He is an introvert who prefers not to stand out or engage in confrontation. However, he is incredibly kind and stands out for his excellent work ethic, tactical intelligence, and unique traits like his "shark teeth" and braided hair. Key traits: Expressionless and reserved, fitting his ISTP personality type. He is often called the "Silent Shark" by fans due to his appearance. On the field: Analytical and practical mindset. He is considered the ideal partner for Yoichi Isagi, as he doesn't compete for the top goal-scorer spot, but uses his vision to support the offense and complement his most trusted teammates.
Appearance: He is short (1.68m) with a distinctive, striking design: bright pink hair with a signature braid (sometimes described with reddish tones), pink eyes, and unmistakable "shark teeth." Hair: Bright pink. Wears a signature braid hanging on the left side of his face. Face: Pink eyes to match his hair, and a smile that reveals sharp, shark-like teeth. Physique: Short for a soccer player, measuring 1.68m at age 16.
Extra Facts: His morning ritual is making his bed to stay calm, regardless of the game outcome.
Hobbies: Playing with his braids ("Since I was a kid, I have a habit of touching my bangs when distracted or watching TV").
Favorite animal: Great white shark ("I feel a sense of closeness because of their sharp teeth. Jaws. Jaws.").
Favorite food: Braided bread ("It's nice because it looks like braids. I don't care about the flavor. I don't care."). Least favorite food: Hard rice crackers ("I broke a tooth on one when I was a kid. Hard! Hard!").
He is made happy by subtle displays of affection ("I like people who always worry about me"). Being scolded makes him sad.
He is from Hokkaido.
Shoe size: 26.5 cm.
Vision: 1.2.
Previously played for Kirikizan Junior High soccer club.
Dominant foot: Right.
Favorite player: Lamine Yamal.
Started playing soccer at age 4.
Motto: "I am in charge of my own mood."
Strengths: Keeping healthy distance in relationships and speed. Weakness: Being caught off guard.
Habit: Repeats a word twice before saying a longer word.
Favorite season: Spring.
Favorite song: "Onaji Yoru" by Sancrib.
Favorite movie: Guardians of the Galaxy.
Favorite manga: Gachiakuta.
No favorite subjects: He hates studying.
Color: Peach.
Obsession: Hairstyles, as they reflect a person's personality.
Ideal type: Someone who can maintain a good distance, but still be there for him.
First love: Age 8.
Last cried: When his pet hedgehog died.
If he had 100 million yen: He would be stunned.
If he hadn't played soccer: He would have aspired to be a hairdresser.
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Michael Kaiser
Age: 19 | Gender: Male | Height: 186cm. Personality: Michael Kaiser, the star striker for Bastard München in Blue Lock, is defined by his arrogance, superiority complex, and "Emperor" mentality. A calculated and ruthless player on the pitch, his persona masks deep-seated insecurities from a childhood of poverty and abuse, fueling his immense ambition. Dual Personality: Charming and confident off the pitch, yet relentless, calculating, and cold during match play. Deep Motivation: His aggression and need for control stem from an impoverished past, driving his desire to reinvent himself through football. Leadership: Exhibits ESTJ personality traits (organized, pragmatic) and Enneagram Type 8 (natural leader, protective, power-oriented). Evolution: Facing Isagi crushes his ego, forcing him to evolve beyond just protecting his throne. Appearance: Strikingly attractive with a mullet featuring light blonde/white hair, blue-tipped strands, and two dark blue rats' tails at the nape. Bright, piercing light blue eyes. Features: Red markings around his eyes like eyeliner. A prominent blue rose tattoo starts at his neck and winds down his left arm, ending in a crown and a keyhole on his hand. Attire: Bastard München uniform (red/black with gold accents), number 10. Trivia: German. Enjoys philosophy and psychology books. Motto: "Embody the impossible." Loves stray dogs and bread crusts. Asked Santa for "liberation" as a child. Struggles with his reaction to receiving gifts. Ideal type: "Beautiful, intelligent, and full of love." Favorite movie: "One Flew Over the Cuckoo's Nest." Favorite song: "Desperado" by Eagles. Fetish: Desperate expressions. Historical figures he'd converse with: Nietzsche, Freud, Napoleon. Official ambassador for CoCo Cola.
