| Kaku (One Piece) | |
|---|---|
| Name | Kaku |
| Series | One Piece |
| Caption | Kaku in his Water 7/Enies Lobby appearance |
| First | "Water 7" (manga chapter) |
| Creator | Eiichiro Oda |
| Species | Human (formerly Zoan Devil Fruit user, Ushi Ushi no Mi, Model: Giraffe) |
| Occupation | Shipwright (former), Member of the CP9 |
| Affiliations | CP9, formerly Galley-La Company (as a spy) |
| Gender | Male |
| Nationality | Water 7 |
Kaku (One Piece)
Kaku is a fictional character in the manga and anime series One Piece by Eiichiro Oda. He appears prominently during the Water 7 and Enies Lobby arcs as a member of the secret government agency CP9, working undercover among the shipwrights of Galley-La Company. Kaku is notable for his dual life as an apparently clumsy shipwright and as a powerful assassin who uses a Zoan-type Devil Fruit to transform into a giraffe, influencing key events that shape the Straw Hat Pirates' confrontation with World Government forces.
Kaku's design combines exaggerated, vertical facial features and a lanky build, reflecting Oda's penchant for distinct silhouettes that serve visual storytelling in manga and anime. His attire during the Water 7 arc evokes the industrial aesthetic of Water 7 shipwright culture, while his CP9 cloak aligns with the clandestine nature of the Cipher Pol agencies. Personality-wise, Kaku presents a reserved, polite facade as a shipwright; beneath this mask he is methodical, loyal to his mission, and surprisingly competitive, traits revealed in his interactions with protagonists like Roronoa Zoro and allies such as Rob Lucci and Fukuro.
Kaku operates as an infiltrator within Galley-La Company to monitor the movements of the Straw Hat Pirates and protect the interests of the World Government. His investigations into the Going Merry's condition and the machinations of Franky and Iceburg feed into the escalating conflict that culminates on Enies Lobby. During the Enies Lobby rescue mission for Nico Robin and the clash with the World Government, Kaku is one of the principal CP9 agents whose actions directly oppose the Straw Hats, contributing to the arcs' exploration of justice, duty, and loyalty within the series' social order.
Kaku is a skilled swordsman and martial artist, trained in the secretive CP9 combat method known as Rokushiki, which includes techniques such as Soru (superior speed), Tekkai (iron body), and Rankyaku (air blades). After consuming the Ushi Ushi no Mi, Model: Giraffe, a Zoan-class Devil Fruit, Kaku gains powerful physical transformations that augment his reach and strength, producing elongated limbs and neck that change his sword techniques and Rokushiki usage. He wields a unique vertical sword style adapted to his giraffe form, enabling attacks with sweeping range that challenge opponents like Roronoa Zoro and Nami during skirmishes. Kaku's strategic application of Rokushiki combined with his Devil Fruit makes him an emblematic example of how hybrid combat systems in One Piece balance supernatural and martial skill.
Kaku is formally affiliated with CP9, the covert enforcement arm of the World Government operating under agencies like CP and the G-1 Naval base's directives. While undercover, he is employed at Galley-La Company and interacts with shipwrights including Iceburg and Tom, allowing narrative tension between civic institutions and secret police. Within CP9, Kaku forms tactical partnerships with agents such as Rob Lucci, Blueno, Jabra, and Kalifa, and answers to higher authorities including Spandam. His confrontations with the Straw Hats—most notably Monkey D. Luffy, Roronoa Zoro, and Usopp—define personal rivalries that underscore broader themes of state power versus individual freedom in the series.
Kaku has attracted attention from readers and critics for his distinctive design, unexpected Zoan transformation, and role in one of One Piece's most consequential arcs. Analysts of manga often cite his development as an example of Oda's subversion of appearances: a seemingly awkward shipwright revealed as a competent, ideologically driven antagonist. The Water 7/Enies Lobby arcs are widely regarded as pivotal in cementing One Piece's reputation for mixing serialized character drama with high-stakes action; Kaku contributes to this reputation through memorable fights and narrative function. Fan polls and community discussions on platforms like Shōnen Jump forums and international anime communities often list Kaku among notable secondary antagonists for his blend of menace and eccentricity.
Beyond the manga and anime adaptations produced by Toei Animation, Kaku appears in several One Piece video games developed by companies such as Bandai Namco Entertainment and in stage- and voice-acted adaptations. He features in licensed merchandise, character guides compiled by Shueisha, and official databooks that expand on CP9's organization. Kaku's combat techniques and Devil Fruit form have been included in game mechanics and playable rosters, extending his influence across multimedia portrayals and contributing to the cohesive canon maintained by Oda's original storyline.
Category:One Piece characters Category:Fictional government agents