Sentomaru
Sentomaru is a Marine officer assigned to the Science Unit who acts as Vegapunk's bodyguard and holds authority over Pacifista units through an authority chip. He frequently operates alongside Admiral Kizaru during missions that involve confronting pirates and securing strategic locations. Sentomaru is known for his direct combat style with a large axe, his command of advanced weapons including mecha sea beasts, and his loyalty that leads him to defend Egghead Island even against superior forces.
Throughout his service Sentomaru participates in operations at Sabaody Archipelago and later at Egghead where he mobilizes PX units to intercept intruders. His actions demonstrate a commitment to following orders while protecting key figures such as Vegapunk and his allies from threats including the Straw Hats and naval incursions.
Appearance
Sentomaru wears a sleeveless outfit paired with a headpiece during his initial arrival at Sabaody Archipelago. He later appears in a striped suit and long cape while carrying an oversized axe resting on his shoulder. Close views reveal sunglasses over a serious expression along with a scar on his face and stitched cheek details.123
In later operations Sentomaru dons a black tank top featuring a white crescent moon symbol along with patterned shorts and a massive wrapped weapon on his back. He also uses a bear-eared helmet during confrontations and appears with goggles and a headband in other scenes.456
Personality
Sentomaru maintains a serious and stern demeanor while carrying out duties such as announcing arrivals and issuing commands to subordinates. He expresses frustration when communications fail and questions decisions that risk unnecessary losses during operations.78
Sentomaru shows loyalty to Vegapunk by fulfilling bodyguard responsibilities even when ordered to wait for Marines. He warns against actions that could endanger allies and accepts potential defeat without forcing others to remain in dangerous situations.91011
Abilities and powers
Sentomaru wields a large axe as his primary weapon and employs powerful strikes including the Ashigara Palm technique that produces large-scale destruction. He commands up to fifty PX III units and mecha sea beast weapons through an authority chip while coordinating their deployment against naval threats.121314
Sentomaru demonstrates combat proficiency by overpowering opponents with single heavy blows and leg-powered techniques. He blocks and dodges high-speed light attacks while maintaining defensive positions to protect assigned areas.1516
Sentomaru holds authority over Pacifista deployment and can order mecha sea beasts along with fifty Pacifistas to sink fleets if an assault begins. His authority chip is inserted into panels labeled GOROSEI and VEGAPUNK as part of the hierarchy.1718
Sentomaru contacts Borsalino via Den Den Mushi about island situations and peers through binoculars while holding his massive axe overhead during intense moments.1920
History
Sabaody Archipelago
Sentomaru arrived at Sabaody Archipelago alongside Kizaru and participated in the ensuing chaos at Grove 27. He later confronted Basil Hawkins while searching for a target and referenced light-speed kicks during the encounter.2122
Egghead
At Egghead Sentomaru mobilized Pacifista units PX-5 and PX-7 and later commanded fifty PX III units while waiting for Marine forces. He fulfilled his duty as Vegapunk's bodyguard during the arrival of an Emperor's crew and engaged in a personal standoff with Kizaru.232416
After the timeskip Sentomaru declared he would take PX-5 and PX-7 while announcing he would go ahead alone. He later appeared at Egghead assigned to handle intruders and waited inside Lab Phase for Marine forces.252627
Early training
Youth
During his youth Sentomaru trained under a tall man with glasses who instructed him in combat techniques. He reached upward during sessions and later lunged forward with determination before ending up defeated amid rubble.29
Relationships
Sentomaru works closely with Kizaru during multiple operations and receives direct communications from him via Den Den Mushi. Kizaru addresses him familiarly as Sentomaru-kun and questions his associations while still launching attacks during their confrontation.3011
Sentomaru serves as Vegapunk's bodyguard and receives apologies from him regarding the loyalty that placed Sentomaru in crisis. He coordinates with workers and allies to escape before navy arrival while expressing concern about endangering others.1031
Sentomaru expresses concern about endangering others by seeking help during crises at Egghead. He discusses Kuma's instinct fragment and possible destination with allies while fulfilling bodyguard duties.3233
Sentomaru coordinates with workers and receives input on defense strategies. He stands with a young girl while stating orders to wait for the Marines amid debates about eliminating targets.34
Major battles
Sentomaru waits at Grove 36 for Kizaru and the battleship after events at Grove 27. He identifies the laser as Kizaru's ability reproduced by Vegapunk during subsequent operations.3536
Sentomaru attacked the Straw Hats upon arrival and engaged Luffy directly by landing a powerful strike that sent him flying. He countered Luffy's Gomu Gomu Gatling with a leg charge and acknowledged the crew's attacking power during the clash.1537
Sentomaru confronts Kizaru at Egghead while actively bracing for impact and stating his defense. He captures multiple Cipher Pol agents with his forces during the standoff.381739
Sentomaru confronted Kizaru at Egghead and blocked the Yasakani no Magatama light projectile attack while ordering allies not to allow enemies to fire lasers. He sustained injuries and staggered in the ruins after the intense exchange.2440