Vol. 4Dragon Island and the Kingdom Route
Naruto and the Straw Hats helped the Millennium Dragon return to Dragon Island, then followed clues about the Guixu Mark while sailing toward the Kingdom. After Nami fell ill, they reached Snow Island, where the Witch treated her and Chopper faced the Fat Man.
- Naruto saved Loguetown’s residents in his Dragon Vein World, then rejoined Luffy’s crew as they rescued Apis and took her to Warship Island.
- Naruto defended the crew from Marine bullets as Luffy fought the soldiers, and Eric the Whirlwind challenged them.
- Naruto and Luffy’s crew reached Dragon Island, where Grandpa Dragon summoned the Millennium Dragons and Little Loli chose to stay and protect them.
- After a giant whale swallowed their ship near the Red Line, the crew met a silent old man inside it.
- Naruto and the Straw Hats exposed Baroque Works at Whiskey Peak and freed the captive pirates.
- At White Reef Island, Naruto found a stone platform connected to his Anchor Point and concluded the woman in red had taken its object toward another anchor point.
- Naruto followed the Guixu Mark’s route through Bone Reef and helped the crew expose the sabotage that had turned Little Garden’s giants against each other.
- On Snow Island, the Witch treated Nami while Chopper defeated the Fat Man, whom Naruto later stopped from reaching Nami.