Uchiha Matsuzaki

Biodata

Feature	Information
Name	Uchiha Matsuzaki (宇智波松崎)
Species/Race	Human
Gender	Male
Affiliation	Konohagakure; leader of a six-member ninja team
Occupation/Role	Shinobi, team leader, weaponsmith
Status	Active
First Appearance	Chapter 1

Power Progression

Stage / Realm / Level	Chapter	Notes
Scythe of the Death God — Level 1	1	Raises the Heaven-tier weapon from proficiency 0 after one use; its frame narrows, its blade turns black with a red central groove, and it gains a scabbard.
Sage Body	21	Obtained through a check-in reward; grants a major physical enhancement.
Rasengan Fusion	40	Gains the ability to infuse elemental chakra into Rasengan, enabling elemental variants.
Scythe of the Death God — upgraded state	216	The scythe’s increased power and sharpness allow Matsuzaki to defeat Xiao and swiftly kill three remaining protectors.
Kotoamatsukami	287	Receives the powerful genjutsu through a check-in near the monster-producing tree root.
Samadhi True Fire	343	Obtains fire capable of incinerating targets and preventing regeneration; defeats a regenerative monster in 15 seconds.
Check-in strength increase	441 442	A powerful check-in reward greatly enhances his physical strength and makes his weapon noticeably sharper.

Background

Matsuzaki is a transmigrant who activated a check-in system shortly after arriving in the ninja world. For a year, its rewards were mostly practical masteries such as strength, precision, swordsmanship, and hidden weapons. His first exceptional reward is the Heaven-tier Scythe of the Death God, whose proficiency and abilities develop through repeated use and combat achievements. 1

While still academy-aged and outwardly slender, Matsuzaki concealed considerable ability. He intervened when two men harassed Chestnut Snow, defeating one with a single strike and incapacitating the other with Three-Tomoe Sharingan genjutsu. Early use of the Sharingan caused severe eye pain and bleeding, making him wary of overusing it. 5 6 7

After rescuing his younger sister, Uchiha Ke, from hostile ninja, Matsuzaki became openly uncompromising toward threats to his family. He killed the attackers, then began treating future dangers as matters requiring decisive action. 11 12

He later overturned his reputation as the academy’s “dead last” by defeating Uchiha Kawazo, a longtime bully. The victory earned him classmates’ respect and placed him in a group with Chestnut Snow as its leader. 18 19 20 21

Matsuzaki subsequently led and trained a team including Chestnut Snow, Yamamoto Takeshi, Flower Dance, Spirit Grass, and later Uchiha Ke. He custom-built weapons to fit their fighting styles and pushed the group through sustained training and missions until every member could face powerful opponents alone. 90 99 255

Appearance

Matsuzaki is initially described as a young, slender boy whose frail appearance causes adults and classmates to underestimate him. Rigorous later training leaves his muscles visibly firmer. 6 7 380

• Activating the Sharingan turns his pupils red and reveals spinning tomoe. 5
• He wears the Uchiha clan crest. 267
• His early Sharingan use leaves blood at the corners of his eyes. 6
• He commonly carries the Scythe of the Death God and a short blade. 47

Personality

Matsuzaki is confident, observant, and highly strategic. He studies enemies’ habits, identifies weaknesses, and adapts when direct force fails, such as using steel-wire traps against a mist-user or Lightning Release against armored monsters. 278 339

He is strongly protective of his family and teammates. He takes responsibility for team preparation, supplies custom weapons, warns companions of danger, and considers himself accountable for their survival in battle. 50 90 99 217

His protectiveness can become ruthless. When opponents threaten him or those close to him, he is willing to kill, intimidate captives, and use fear to extract information. 12 118 217

Despite his power, Matsuzaki consistently trains because he recognizes stronger threats and his own limitations. Setbacks against monsters, Paratrooper, and other powerful opponents reinforce his determination to improve rather than rely solely on his system rewards. 277 296 300

“As long as they threaten my family, I have no choice but to send them to the afterlife.” 12

Abilities & Skills

Sharingan

Matsuzaki possesses an advanced Sharingan, initially identified as Three-Tomoe and later referred to as Seven-Tomoe during his battle with Ipponzo. It enhances his perception, tracking, reaction speed, and genjutsu. 5 11 173

• Tracks targets through darkness and mist when ordinary vision would fail. 11
• Perceives opponents’ movements as slowed, allowing him to evade weapons and exploit openings. 41 278
• Casts genjutsu that instantly incapacitates an opponent. 5
• Cannot reliably locate chakra through certain specialized mist techniques. 338
• Early usage causes painful eye strain and bleeding. 6 7

Scythe of the Death God

A Heaven-tier weapon awarded by Matsuzaki’s system. Its proficiency rises with use; its known advancement path includes Lightning at Level 2, Strange Fire at Level 3, and an autonomous rotating scythe form at Level 4. Reaching God-tier requires killing 20 Jonin after Level 4. 1

• Can be infused with Lightning Release for greater cutting power against resilient enemies. 277 331
• Later demonstrates transformation capabilities, chakra injection, greatsword mode, and a ranged Cross Slash. 401 443
• Its upgraded sharpness lets Matsuzaki eliminate multiple enemies with simple slashes. 216
• Initially struggles to inflict fatal damage against highly durable puppets and armored opponents. 41 314

Elemental Ninjutsu

Matsuzaki uses multiple chakra natures and incorporates them into both direct attacks and weapon techniques.

• Fire Release — Uses Great Fireball Technique and Phoenix Sage Flower Nail Crimson. 173 211
• Lightning Release / Chidori — Employs Chidori in close combat, augments his weapon with lightning, and uses Chidori: Ground Walk against groups. 41 175 345
• Rasengan variants — Uses Lightning Rasengan, Big Ball Rasengan, and elemental Rasengan variants through Rasengan Fusion. 42 40
• Wind Style: Rasenshuriken — Creates and throws destructive Rasenshuriken, including lightning-augmented giant versions. 211 403
• Substitution Technique — Evades attacks and repositions during combat. 103 173

Shadow Clone Technique

Matsuzaki creates multiple combat-ready clones to overwhelm enemies, protect allies, and launch simultaneous ninjutsu attacks. 174 345

• Uses clones to counter enemy numerical advantages. 174
• Trains reaction speed by having clones attack him from multiple angles. 273
• Coordinates clone-made Rasenshuriken to reduce large monster forces. 403

Sage Body and Physical Ability

The Sage Body and constant conditioning give Matsuzaki extraordinary strength, endurance, resilience, and recovery. 21 63 277

• Holds 100 jin weighted squats for five minutes and twenty-one seconds while deliberately concealing his true limit. 63
• Records a striking force of 475 jin. 64
• Breaks a large tree in half with one punch after focused strength training. 272
• Recovers quickly after suffering four broken ribs, though the injury remains painful. 277
• Trades close-range blows with Tsunade for an extended period without using his full strength. 269

Eye of God

A sensory ability used to inspect hidden areas and detect danger. 158 171

• Locates a concealed compartment containing the Six Forms Spring Blade manual. 158
• Detects approaching enemies before they reveal themselves. 171
• Assists with searching an enemy headquarters when he lacks a map. 196

Kotoamatsukami

A check-in reward described by Matsuzaki as another genjutsu “at the pinnacle.” Its exact mechanics and limits have not been detailed. 287 300

Samadhi True Fire

A powerful flame that incinerates targets and prevents regeneration. 343

• Defeats a slow regenerative monster in 15 seconds. 343
• Destroys a Commander-level monster during the battlefield campaign. 403

Dimensional Space

Matsuzaki possesses access to a separate dimensional space, which he uses tactically against monsters. 289 300

• Temporarily stores one monster, then releases it into another monster’s attack path. 289
• Provides an emergency method against enemies he cannot otherwise defeat. 300

Weaponsmithing

Matsuzaki designs and commissions custom weapons based on his teammates’ combat styles. 90 99

• Provides Spirit Grass with paired close-combat daggers for self-defense. 99
• Gives Chestnut Snow cross-shaped throwing darts and a custom short blade. 99
• Continues crafting specialized equipment as his team develops. 255

Equipment / Weapons / Items

• Scythe of the Death God — His primary Heaven-tier weapon. 1
• Short blade — Issued for his assault role and used for close-range kills. 47 179
• Kunai and steel wire — Used for traps, diversions, and precision attacks. 18 339
• Six Forms Spring Blade manual — A secret manual containing lethal blade techniques found in an abandoned house. 158
• Protective charm — Given by his mother before a difficult battle. 398

Relationships

• Uchiha Ke — Younger sister; Matsuzaki is fiercely protective of her, rescues her from kidnappers, and later brings her into his team after she joins Anbu. 11 12 255
• Chestnut Snow / Zixue — Teammate, close friend, and growing romantic interest; their relationship develops through shared missions, concern, and time spent together. 6 22 270 380
• Yamamoto Takeshi — Teammate and friend who initially worries for Matsuzaki during his fight with Kawazo; Matsuzaki trains and protects him in later missions. 19 50 350
• Flower Dance — Teammate; receives custom equipment and fights alongside Matsuzaki’s group. 99 125
• Spirit Grass — Teammate and medical ninja; Matsuzaki supplies her with twin daggers for protection. 47 99
• Uzuki Yugao — Senior ally who assigns his assault role, provides intelligence, and cautions him about dangerous training locations. 47 95 320
• Ibaraki Koryoku — Initially an adversary whom Matsuzaki forces into cooperation; later becomes an informant and supplies a map of the Imperial Preceptor’s location. 178 206
• Namikaze Minato — The Fourth Hokage acknowledges Matsuzaki’s talent; Matsuzaki later shares intelligence with him and resolves to save Minato and his wife. 7 256 451
• Tsunade — A powerful senior ninja and intermittent rival; Matsuzaki withstands her strength and expresses the ambition to eventually surpass her. 269 439
• Paratrooper — Masked enemy who controls monsters through a flute; Matsuzaki recognizes him as a major threat and intends to investigate his organization. 287 296
• Xiao — Imperial Preceptor’s protector whom Matsuzaki battles with layered ninjutsu before defeating him using the upgraded scythe. 210 211 216

Story Role / Major Arcs

Academy and Early Protection

Matsuzaki’s hidden strength becomes visible after he saves Chestnut Snow, protects Uchiha Ke from enemy ninja, and defeats Kawazo in front of their class. These events establish his reputation as a prodigy rather than the weak student others assumed him to be. 5 11 20 21

Team Leadership and First Major Mission

As group leader, Matsuzaki builds a balanced team and personally prepares their weapons. On a mission connected to the Imperial Preceptor, he defeats hostile soldiers, confronts Xiao, interrogates captives, and exposes the Preceptor’s manipulation of the Heavenly King. 90 99 210 217 218

Monster and Paratrooper Investigations

Matsuzaki repeatedly encounters mutated creatures, commander-level monsters, and their controllers. He uncovers their weaknesses, gains Kotoamatsukami, survives serious injuries, and identifies Paratrooper’s organization as a threat requiring further investigation. 277 287 293 314 316

Training for the Coming Crisis

Knowing that Naruto’s birth, the Nine-Tails invasion, and the Uchiha clan’s future tragedy are approaching, Matsuzaki intensifies his training. He resolves to save Minato and his wife while continuing to strengthen his team. 255 256 272 379

Battlefield Campaign

During large-scale fighting against monsters, Matsuzaki uses Samadhi True Fire, Rasenshuriken, shadow clones, and his enhanced weapon to clear enemy forces. He also scouts enemy positions and provides Minato with intelligence on concealed enemy locations. 401 403 451 458