Uchiha Kurohane

Biodata

Feature	Information
Name	Uchiha Kurohane (宇智波黑羽)
Alias(es)	“Disgrace of the Uchiha” (former academy reputation); “Born Evil Uchiha Brat”; “Kidney Destroyer” 7 13 15
Gender	Male
Age	9 2 15
Affiliation	Uchiha Clan; Konohagakure; Ninja Academy
Occupation/Role	Ninja Academy student; aspiring organizer of the Twelve Guardian Ninja Maidens 4 7 42
First Appearance	Chapter 2

Power Progression

Stage / Realm / Level	Chapter	Notes
Yatagarasu S	2	Earned through the “Uchiha Orphan” milestone. Allows crow summoning contracts, enhanced crows, and shared senses/vision. 2
Uzumaki Constitution / Physical Healing	3	Gains Kushina’s Otsutsuki-derived traits: greater physique, monstrous strength, resilience, and healing by biting his own skin. 3
Kushina Uzumaki’s Chakra A	4	Gains Earth, Water, Yin, and Yang chakra, greatly expanding his reserves. 4
Sharingan / 31% Otsutsuki bloodline purity	6, 10	His bloodline purity reaches 31%; he later activates the Sharingan in combat to read incoming projectile trajectories. 6 10
Yatagarasu Substitute	9	Unlocks crow-based space-time position swapping, including an automatic defensive substitution. 9
Shuriken Genius B+	13	Earned after the “Kidney Destroyer” achievement; grants advanced shuriken, kunai, giant-shuriken, Shuriken Shadow Clone, and barrage skills. 13
“Born Evil Uchiha Brat” title	15	Danzo’s label grants a 50% increase to Kurohane’s Sharingan abilities. 15
Uchiha Clan’s Fire Style A	18	Obtained after admitting he injured three Konoha genin. 18
Fugaku’s Chakra Control Ability A	19	Gained from Fugaku’s jealousy during the clan assembly. 19
Multi-Shadow Clone Technique	25–26	Receives the forbidden technique and creates two shadow clones on his first attempt. 25 26
Mito Uzumaki’s Chakra Control Ability S	27	Earned through Mito’s admiration; surpasses Fugaku’s chakra-control trait. 27
Mikoto’s Craftsmanship S	29	Raises technique proficiency by 1000% and improves skills requiring fine finger control. 29
Yatagarasu: Main God Consciousness S	38	Upgrades his crows and clones into direct extensions of his consciousness. 38
Mikoto’s Chakra D+	47	Adds Lightning, Fire, Water, and Yin chakra, filling his prior lack of Fire and Lightning chakra. 47

Background / History

Kurohane is a transmigrator born into the Uchiha Clan. His parents died shortly after his birth, leaving him an orphan with a house, a bloodline, and only a small Konoha subsidy. He deliberately maintained the image of a weak, bottom-ranked academy student to avoid attention while lacking access to family ninjutsu scrolls. 2 30

Before meeting Kushina Uzumaki, he focused on taijutsu and basic Academy techniques. His first major system reward, Yatagarasu S, gave him a crow network that compensated for his limited chakra and lack of formal ninjutsu training. 2

After protecting Kushina from three bullies, Kurohane gains access to her Uzumaki-derived power and begins openly demonstrating strength. He eventually reveals his Sharingan, earns recognition as the Uchiha Clan’s youngest known Sharingan user, and turns the clan’s conflict over injured genin against Fugaku. 3 15 17 19

Personality

Kurohane is calculating, opportunistic, and highly conscious of future events. He uses his knowledge as a transmigrator to cultivate relationships with influential kunoichi, acquire traits, and alter outcomes he considers unacceptable—including the Uchiha Clan Massacre and the future threats posed by Kaguya. 4 30 43

He frames his actions around “justice,” especially when defending Kushina and the destroyed Village Hidden in the Whirlpools. His idea of justice is self-serving and forceful: he considers the victor entitled to define it, yet he also consistently intervenes against bullying, hostage-taking, and people he identifies as future threats. 2 10 38 39

Despite his long-term ambitions, Kurohane is notably lazy in schoolwork, frequently copies homework, and relies on Kushina or Yoshino to avoid punishment. 7 9 21 48

Abilities & Skills

Yatagarasu

Kurohane’s evolving kekkei genkai is built around crow summons, shared perception, and space-time substitution. 2 9 38

• Can contract with and enhance crows, then access their senses and aerial fields of vision. 2
• Has stationed hundreds of contracted crows throughout Konoha, including at the Ninja Academy. 20
• Can actively swap positions with a summoned crow through a hand seal. Shadow clones also qualify as valid swap targets. 9 13 23
• Automatically swaps with the nearest crow when struck; this automatic function has a five-second cooldown. 9 21
• Active substitution remains usable during the automatic function’s cooldown, though it requires roughly one second for hand seals. 21
• After the Main God Consciousness upgrade, he can directly control crows and clones rather than merely issue commands. 38

Sharingan

Kurohane’s Sharingan gives him enhanced projectile tracking and combat prediction. 10 12

• Perceives high-speed shuriken in slowed detail and calculates their trajectories. 11
• Deflected the Shuriken Shadow Clone Technique while protecting Kushina. 11
• Used its predictive ability to counter mass projectile attacks, including an 800-shuriken barrage. 12
• Receives a 50% Sharingan boost through the “Born Evil Uchiha Brat” title. 15

Uzumaki-Derived Physique and Healing

After gaining Kushina’s bloodline traits, Kurohane’s physical ability and survivability increase drastically. 3 5

• Uzumaki Constitution — Grants great strength, durability, and damage resistance. 3
• Physical Healing — Heals his own wounds or another person’s wounds by biting his own skin. 3
• Chakra-enhanced taijutsu — Reinforces his body with chakra; he split a tree with a one-meter-wide trunk with a single punch. 5
• His high chakra reserves support extensive crow use, clone techniques, and large-scale Fire Release. 4 23 25

Chakra Control and Nature Transformations

Kurohane possesses exceptional chakra control after obtaining traits from Fugaku and Mito. 19 27

• Holds Earth, Water, Yin, and Yang chakra from Kushina’s trait. 4
• Gains Lightning, Fire, Water, and Yin chakra from Mikoto’s trait. 47
• Mito’s S-rank chakra-control trait supports advanced ninjutsu and rapid mastery of techniques. 27
• Mikoto’s Craftsmanship S greatly improves hand seals, weapon manipulation, and other dexterity-based techniques. 29

Multi-Shadow Clone Technique

Kurohane learns the forbidden Multi-Shadow Clone Technique immediately and creates two clones on his first practical attempt. 25 26

• Uses clones as combatants and as alternate targets for Yatagarasu substitution. 23 37
• Combines clones with Fire Release to multiply the scale of his attacks. 28 37
• Must still account for the technique’s chakra division, which can leave ordinary users exhausted or dead if overused. 24

Fire Release

Kurohane develops powerful Fire Release after receiving Fire Style A and enhanced chakra control. 18 27

• Great Fireball Technique — Created four shadow clones and launched five enormous fireballs simultaneously, evaporating a lake’s water. 28
• Phoenix Sage Fire Technique — Used himself and three clones to fire more than one hundred fireballs against Aburame Ryoma’s Kikaichū swarm. 37 38

Kurohane Style Taijutsu

Kurohane’s personal close-combat style combines chakra-enhanced movement with kunai and shuriken attacks on internal organs. 13 46

• Kidney Strike — Targets kidneys rather than the heart or brain, allowing him to incapacitate opponents without immediately killing them. 13
• Double Kidney Strike — Used two Fūma Shuriken to destroy both of Aburame Ryoma’s kidneys. 38
• Applies his Sharingan, crow positioning, and substitution ability to create openings for close-range attacks. 11 13 38

Equipment / Weapons / Items

• Contracted crows — Scouting network, sensory relay, and Yatagarasu Substitute anchors. 2 20
• Kunai — Central to his close-range combat style. 11 13 46
• Fūma Shuriken / large shuriken — Used for defense, projectile control, and Kidney Strike attacks. 12 13 38
• Shuriken stock and ninja-tool scrolls — Supports Shuriken Shadow Clone and large projectile barrages. 13 15

Relationships

• Uzumaki Kushina — Academy classmate and declared subordinate. Kurohane rescued her from bullies, gained her bloodline-derived traits, and repeatedly protects her; she sees him as someone she wants to protect in return. 2 4 20 31
• Uchiha Mikoto — Rival, prospective recruit, and fellow Uchiha. Their relationship is shaped by competing ambitions, mutual assessments of strength, and repeated sparring. 5 6 29 30 45 47
• Uzumaki Mito — Kushina’s grandmother and a mentor figure who teaches him the Multi-Shadow Clone Technique and recognizes his immense chakra and talent. 24 27
• Uchiha Fugaku — Rival driven by jealousy over Kurohane’s Sharingan and Mikoto’s admiration. Kurohane manipulates him into accepting deployment to the Land of Rain. 17 19 27 29
• Yoshino Nara — Class representative, tutor, and frequent critic of his unfinished homework. Her guilt over misjudging him grants Kurohane the Yatagarasu Substitute. 8 9 21 22
• Yakushi Nonō — Senior academy student whom Kurohane rescues from Pumpkin Head and Aburame Ryoma; he later considers recruiting her and seeks access to her medical expertise. 36 39 42
• Aburame Ryoma — Enemy defeated after he and Pumpkin Head use Nonō as bait. Kurohane attacks him preemptively due to Ryoma’s anticipated future association with Danzo. 36 39
• Uchiha Setsuna — Mikoto’s foster father and an Uchiha authority who dismisses Kurohane as a disgrace and opposes his contact with Mikoto. 7 47 48
• Tsunade — A prospective mentor. Kurohane seeks to become her apprentice to learn medical ninjutsu, the Strength of a Hundred Technique, and Creation Rebirth. 32 34

Story Role / Major Arcs

Kushina’s Rescue and Recruitment

Kurohane breaks his dead-last façade by defeating three bullies targeting Kushina. He then convinces her to become his subordinate, gaining her chakra trait and laying the foundation for his planned Twelve Guardian Ninja Maidens. 2 4

Genin Retaliation

When Pumpkin Head’s group seeks revenge, Kurohane uses the Sharingan, Yatagarasu Substitute, and his kidney-targeting combat style to defeat three older genin. The incident earns him the “Kidney Destroyer” achievement but draws Danzo’s hostility. 10 15

Uchiha Clan Assembly

After the injured genin need replacements for the Land of Rain mission, Kurohane manipulates clan pride and Fugaku’s jealousy to redirect responsibility away from himself. His Sharingan revelation changes the clan’s view of him from dead-last to prodigy. 17 20

Training with Mito and Fire Release Development

Mito acknowledges Kurohane’s chakra reserves and teaches him the Multi-Shadow Clone Technique. He rapidly improves his chakra control, learns Fire Release, and overwhelms Fugaku’s expectations with a clone-amplified Great Fireball display. 24 29

Nonō’s Rescue and Ryoma’s Defeat

Pumpkin Head and Aburame Ryoma kidnap Yakushi Nonō to lure Kurohane into a trap. He escapes with shadow clones, destroys Ryoma’s Kikaichū using Phoenix Sage Fire, defeats Ryoma with Double Kidney Strike, and upgrades Yatagarasu to direct consciousness control. 36 39

Future-Rewriting Plans

Kurohane intends to prevent the Uchiha Clan Massacre by separating Mikoto and Fugaku, while also seeking enough power to defeat Kaguya himself rather than rely on Naruto and Sasuke’s future roles. 30 43

Notable Quotes

“Justice is defined by the victor.” 2

“I won, so whatever I say is justice!” 2