Kira

Biodata

Power Progression

Background / History

Kira was born from Dr. Ulen Hibiki’s Ultimate Coordinator project. Ulen used one of his wife’s twin embryos as an experimental subject; Kira became the project’s sole successful birth. After Blue Cosmos attacked Mendel and killed his biological parents, Kira and his unmodified twin sister were separated: Kira was entrusted to the Yamato family, while his sister Cagalli was adopted by Orb representative Uzumi Yula Athha. 33

He grew up in Orb’s protection, attended school in Copernicus with Athrun Zala, and later lived on Heliopolis. The colony’s destruction forced him aboard the Archangel with his friends. Initially, he rejected the idea that his ability to pilot the Strike obligated him to fight; Mu La Flaga persuaded him that he and Mu were the ship’s only effective protectors. 22 78

Kira fought Haman Karn during the attack near Artemis. Her revelation of his origins shattered his resolve, but his friends’ intervention and his own refusal to die led to his first overt manifestation of Ultimate Coordinator power. He escaped by sacrificing the Aile Pack, then later employed Newtype-like intuition while operating the Launcher Strike. 33 34

Although he repeatedly defended the Archangel, Kira struggled with fighting Coordinators and former peers. His encounter with Shiho Hahnenfuss and her squad showed both his insistence on surrender and the limits of that ideal: he killed one GuAIZ pilot, used another as an emergency shield against a suicidal attack, and was left unconscious and deeply distressed by the pilot’s final apology to his daughter. 119 124 137

Over time, Kira accepts that neutrality alone cannot protect Orb or end the war. He resolves to oppose the Innovators, later argues that peace requires defeating Logos and those committed to continuing the conflict, and approaches Athrun with the goal of ending the war. 230 239 285

After further upheaval for his family, Kira places blame on Logos and the war rather than distancing himself from the Yamatos. Uzumi affirms that he remains a child of the Yamato family and that Orb is his home. Kira subsequently insists on returning to work rather than resting while Uzumi attends to his own responsibilities. 930 931 932

Kira later participates in Strike Hyaku Shiki exercises and consideration of a live-machine test of its Newtype System. Uzumi also begins arranging a core team of companions in preparation for Kira’s inheritance of responsibilities in Orb. Discussion of the Five Regent Families identifies the usually hidden Yamato family as an “object of faith” for the other families, giving Kira’s family identity a significance beyond its public profile. 935 938 949 954

Personality

Kira begins as a reluctant civilian pilot who wants only to return to Orb with his friends. He resents being forced into combat and is emotionally shaken by Heliopolis’s destruction, Athrun’s words, and Haman’s disclosure of his origins. 22 33

He is compassionate to a fault in battle, repeatedly demanding that opponents surrender and questioning why Coordinators must kill one another. This empathy can leave him vulnerable to hesitation, but it also defines his refusal to treat enemies as faceless targets. 119 124

Later, Kira becomes markedly more decisive. He accepts responsibility for the Strike Gundam’s actions, takes initiative in political and military planning, and is willing to contemplate assassinating Gilbert Durandal if it could create an opportunity to end the war. 195 236 482

In later exercises, Kira defers to the designated monitor’s judgment on testing conditions rather than deciding unilaterally. Although he cooperates effectively with other pilots on duty, he remains sensitive and somewhat hesitant when those professional acquaintances move into a more personal social setting. 938 939

Abilities & Skills

Ultimate Coordinator Physiology

Kira possesses exceptional physical and cognitive ability as the sole successful Ultimate Coordinator.

• Rapidly recovers from severe combat shock, fever, and unconsciousness with limited treatment, though he still requires food and rest to replenish energy. 137 138
• Can multitask across maintenance, communications, operational programming, and repair coordination. 464 839
• Quickly adjusts mobile-suit operating systems for new conditions, including Earth’s terrain and gravity. 465
• His enhanced perception, combined with the Strike’s sensors, allows him to clearly assess distant battles from the desert. 467

Newtype Intuition

Kira has demonstrated emerging Newtype abilities, including combat intuition and limited mental resonance.

• Resisted Haman’s Funnel assault through predictive targeting and instinctive maneuvering. 34
• Experienced mental resonance with Haman, perceiving emotional and memory-related impressions. 34 37
• His Newtype instinct and combat experience can guide tactical choices that appear counterintuitive, such as declining to evade Dearka’s planned attack. 489
• He does not consistently demonstrate emotional sensing; at one point he cannot sense Murrue and Badgiruel’s feelings. 619
• Participates in planning a live-machine test intended to assess the Strike Hyaku Shiki’s Newtype System; the reported discussion does not establish an increase in his Newtype level. 938

Mobile Suit Piloting

Kira is an elite Strike Gundam pilot, able to adapt equipment and tactics during combat.

• Defeated Yzak Joule 3–0 in a one-on-one duel. 614
• Defeated Yzak, Dearka, and Nicol together in a training match. 620
• Uses battlefield coordination with the Archangel, including drawing enemies into its Gottfried firing solution. 123 124
• Discards or repurposes equipment under pressure, using the Midas Messer beam boomerang as a distraction when heavier armaments become impractical. 617
• Recognizes when continued fighting is strategically unsound and surrenders in training rather than take further damage. 622
• Pilots the Strike Hyaku Shiki in exercises, using route selection and positioning to restrict the supporting fire of multiple opposing pilots. 935 939 942

Technical Expertise

Kira contributes directly to mobile-suit development, repair, and systems work.

• Assisted Murdoch in improving the Moebius Type One’s linear cannon and developing its wire-guided cannons. 112 113
• Created or worked on an operating program for his Astray Str while assisting with repairs. 464
• Supplied the action library used to improve the projected performance of the Strike Astray. 483
• Coordinated operating-system modifications, communications, repair feasibility, and task allocation during the Strike Dagger repairs. 839
• Consults the exercise monitor about whether a live-machine test would better evaluate the Strike Hyaku Shiki’s Newtype System than a simulation. 938

Equipment / Weapons / Items

• GAT-X105 Strike Gundam — Kira’s primary mobile suit; equipped with Phase Shift Armor and interchangeable Striker Packs. 22 53 55
• Aile Pack / Aile Striker — High-mobility, balanced equipment selected against Haman’s unknown mobile armor; later sacrificed through self-destruction to escape capture. 32 33
• Sword Striker — Close-combat configuration equipped with the Midas Messer beam boomerang, Panzer Eisen rocket anchor, and beam anti-ship sword. 119 120 124
• Launcher Striker — Long-range configuration with the 320mm “Agni” Hyper Impulse Cannon, dual 350mm launchers, and 120mm anti-ship vulcans. 34 55
• Perfect Strike Gundam — Later configuration combining Strike weapon systems; its performance eventually struggles to keep pace with Kira’s reactions. 611 617
• Astray Str program — A program Kira develops or maintains while performing repair duties. 464
• Strike Hyaku Shiki — Mobile suit Kira pilots during exercises and whose Newtype System he seeks to evaluate through live-machine testing. 935 938 942

Relationships

• Cagalli Yula Athha — Kira’s biological twin sister; she was adopted by Uzumi Yula Athha while Kira was raised by the Yamato family. Their shared understanding and cooperation deepen over time. 33 187 839
• Athrun Zala — Childhood friend from Copernicus and later wartime opponent. Their history repeatedly complicates their duties, while Kira later attempts to recruit Athrun to Celestial Being’s cause. 78 214 285 300
• Miriallia Haw — Close friend and frequent flight controller aboard the Archangel. She repeatedly supports Kira emotionally, calls him back from despair, and worries over his injuries. 33 34 137
• Mu La Flaga — Mentor-like ally Kira calls “Uncle Mu.” Mu first pressures Kira to pilot the Strike, later supports his strategic decisions and works with him toward peace. 22 119 236
• Murrue Ramius — Archangel captain who relies on Kira as its key combat pilot, while eventually respecting his decisions and engaging with his views. 116 195 238
• Natarle Badgiruel — Archangel officer who commands support operations during Kira’s battle with Haman and accepts his later decision not to remain aboard the ship. 33 34 195
• Haman Karn — Newtype opponent whose attack and revelations force Kira to confront his identity; their battle includes a mental resonance. Kira later judges that she is not simply a bad person. 33 34 43
• Uzumi Yula Athha — Orb leader, Cagalli’s adoptive father, and Kira’s uncle by family connection. Kira considers him family and remains eager to share his responsibilities rather than rest. Uzumi later makes arrangements for a core team to support Kira’s future responsibilities in Orb. 33 932 949
• The Yamato couple — Kira’s adoptive parents. Uzumi affirms Kira’s place in their family, while Mrs. Yamato takes an interest in his future and in a possible daughter-in-law. 33 931
• Lacus Clyne — Kira later retrieves her as a ZAFT pilot; they discuss war and the possibility of peace from differing perspectives. 855
• Yzak Joule — Competitive rival who seeks to test himself against Kira. Kira accepts a fair duel and decisively defeats him. 607 613 614
• Shinn — Younger pilot whom Kira agrees to face in simulation. Kira deliberately gives Shinn time to adapt to the Perfect Strike before their true contest. 740 743
• Sai Argyle — Friend and the former informal leader of Kira’s student group. Sai takes the initiative in introducing himself to Kira’s prospective companions and promises to help when needed, despite duties that will temporarily keep them apart. 22 955
• Little Yellow — Exercise monitor whose assessment Kira seeks when considering how to test the Strike Hyaku Shiki’s Newtype System. 935 938
• Yin Shihuan — Pilot who helps bring Kira and his fellow exercise participants together outside their formal duties, arranging a private dinner after their testing concludes. 939

Story Role / Major Arcs

Heliopolis and the Archangel

Kira and his friends become stranded aboard the Archangel after Heliopolis’s destruction. While his friends take on shipboard duties, Kira gradually assumes maintenance and standby duties for the Strike Gundam despite resisting combat service. 22

Artemis and Haman’s Assault

Forced to sortie against Haman’s Newtype-use Bigro Custom, Kira learns the truth about his creation, awakens his Ultimate Coordinator abilities, and survives through the destruction of the Aile Pack. He subsequently displays the intuition Haman identifies as Newtype potential. 32 33 34 37

Conflict with ZAFT’s GuAIZ Squad

Kira returns to battle when the Archangel bridge is endangered. He debates Shiho over civilian status, surrender, and military necessity before defeating her squad at significant emotional cost. 119 120 123 124

Resolve to End the War

Kira moves beyond his earlier wish to escape the conflict. He declares his intent to fight the Innovators, embraces responsibility for his strategic influence, and defines his goal as defeating the forces that profit from or perpetuate war. 230 236 239

Pilot, Trainer, and Strategist

Kira’s later role expands beyond frontline combat. He defeats the Zala Team in training, provides fair opportunities to rivals such as Shinn, and applies his technical ability to Orb’s Strike-derived mobile-suit programs and repair operations. 614 620 743 839

He later tests the Strike Hyaku Shiki in exercises, working with exercise staff and facing multiple pilots. He seeks the monitor’s assessment before proceeding with a live-machine evaluation of the suit’s Newtype System. 935 938 939 942

The Yamato Family and Orb

Following the war’s disruption of his family’s plans, Kira reaffirms his bond with the Yamatos and Uzumi and returns to work. Uzumi’s subsequent arrangements for Kira’s companions are intended to build a core team for his future in Orb. The Yamato family’s concealed position among Orb’s Five Regent Families also becomes a subject of discussion. 930 931 932 949 954 955

Notable Quotes

“Whether it's you or them, why must you all force me onto the battlefield! I've had enough!” 33

“Perhaps you are right, and I truly should reflect on myself—but for that very reason, I cannot die here!” 33

“Stop! I'm a Coordinator too! Why do we have to kill each other?!” 124

“As the pilot of the Strike Gundam, I'll do everything I can to bring this war to an end.” 285

“I've already rested enough. It's time to start working.” 932

Trivia

• Kira’s friends initially help feed the Archangel crew, but their civilian assistance quickly develops into regular shipboard duties. 22
• He was formally processed as an Earth Alliance Ensign volunteer and discharged shortly after reaching the 8th Fleet Station. 224
• Kira considers the title “Ultimate Coordinator” uncomfortable and prefers to be regarded simply as Kira Yamato, his friends’ companion. 43 137
• He takes full responsibility for the Strike Gundam’s actions, comparing the burden to that of a ruler carrying a nation’s responsibility. 482
• Unlike Orb’s more publicly recognized regent families, the Yamato family has remained largely hidden and is described as the other families’ “object of faith.” 954