TV Special
Description
Chuchun is a Super Sparrow that serves as a member of the Foxy Pirates, primarily acting as the mount for the crew's announcer, Itomimizu. This large bird is several times the size of an average human, featuring a dark purplish-brown beak, light brown back feathers with dark brown spots, and beige belly feathers. Like its rider, Chuchun wears a striped tuque that covers half of its head with holes for its eyes, a visual trait shared among members of the Foxy Pirates. In the special Adventure of Nebulandia, Chuchun is present when Captain Foxy challenges Monkey D. Luffy to a Davy Back Fight rematch and once again carries Itomimizu on its back to provide an aerial perspective of the events.

In terms of personality, Chuchun is not a highly expressive character but does demonstrate a degree of intelligence and emotional range. The bird typically communicates with sounds like "chyu" and has shown enthusiasm at the start of competitions. It can also display concern, such as when it looked worried after seeing its captain defeated by Luffy. These reactions indicate that Chuchun understands the situations around it and possesses a certain level of loyalty to the Foxy Pirates. Throughout the special, Chuchun also reveals a timid side, as it becomes frightened when pursued by large creatures.

Chuchun's primary role in the story is as a mode of transport and support for its crew. During the events on Mushroom Island, Chuchun is directed to assist the Straw Hat Pirates Brook and Chopper in their mission to find the Rebound Mushroom. When the group is ambushed by Marines, the other Foxy Pirates sacrifice themselves to ensure Chuchun, Brook, and Chopper can escape. The bird sadly witnesses its crewmates being captured but has no choice but to carry the two Straw Hats away from the danger. While fleeing, Chuchun flies into what appears to be a mountain, which is actually a giant snake-like creature called Kinoconda. The impact causes Chuchun to pass out, and later, when it regains consciousness and sees the creature chasing them, it becomes frightened and carries its passengers into the air. Despite its fear, Chuchun follows Chopper's lead to descend and help the trapped creature.

In terms of character development, Chuchun experiences a journey from being a passive observer to an active participant in the rescue mission. Though initially frightened and prone to fainting from shock, Chuchun ultimately fulfills its role by transporting its allies and taking part in the final battle against the Marines. After the conflict is resolved, Chuchun returns to Mushroom Island with the Foxy Pirates and departs with them as they continue their own adventure. Chuchun's key relationships are with its rider Itomimizu, its captain Foxy whom it shows loyalty toward, and during the special, the Straw Hat Pirates Brook and Chopper who it assists and escapes alongside.

Regarding notable abilities, Chuchun possesses no combat skills but is highly valued for its capacity to carry a person on its back while flying. It is also intelligent enough to navigate and position itself so that its rider can observe events clearly without needing constant instructions. Being a bird of considerable size, Chuchun can transport multiple individuals when necessary, as demonstrated when it carries both Brook and Chopper to safety.