Cosmos

Cosmos (コスモス) is a member of the Kuja Pirates. Her name was revealed in a SBS by Oda.

Appearance
Cosmos is a tall, fat woman wearing a tube top and a Kuja hat.

Personality
She is cheerful and is usually seen smiling.

Abilities and Powers
As a member of the Kuja Pirates, it can be implied that she is very strong as only the strongest warriors are allowed on the Kuja ship. Like all members of the Kuja Tribe, Cosmos can utilize Haki.

Amazon Lily Arc
Cosmos was first seen on the Kuja Ship in the Calm Belt near Amazon Lily when Vice Admiral Momonga was requesting a meeting with Boa Hancock. After Hancock turned Momonga's crew into stone, the Kuja Pirates returned to Amazon Lily.

Later, Luffy was captured for trespassing and was brought into the battle arena. Cosmos and the other Kujas then witnessed Luffy's strength as he felled Bacura with a single punch. She then watched Luffy's fight with Boa Sandersonia and Boa Marigold and witnessed Luffy unleashing his Haoshoku Haki. After Luffy gained the upper hand, Sandersonia's back was nearly exposed, but Luffy covered it up. The Kujas immediately evacuate the arena. After the Trials of the Arena, she welcomed backed a newly de-petrified Marguerite and was surprised to hear that Luffy was brought to Kuja Castle. After Luffy came in good terms with the empress, Cosmos was seen enjoying the party with Luffy. After Luffy resolved to save his brother from execution, Cosmos and the Kuja bid farewell to Hancock and Luffy as they boarded Momonga's ship and promised to help take care of their county in their stead.

Post-War Arc
After Luffy rang the Ox Bell, she is seen on the Kuja ship stretching Luffy's cheek.

Two Years Later
After picking up Luffy from Rusukaina Island and arriving somewhere close to Sabaody Archipelago, Cosmos is seen bidding Luffy farewell as he sails to Sabaody Archipelago on a small boat.

As the Straw Hats prepare to head for Fishman Island, the Kuja Pirates aid them by holding back the Marines.

Trivia

 * Her name comes from the cosmos flower.