The story is about three high school students: a young male student, his girlfriend and a third wheel who is a One Piece fanatic. Their names are similar to the Straw Hat Pirates and the group form a fan club dedicated to One Piece.

• Ryosuke Kanemoto
• Ayane Sakura
• Yuichi Nakamura
• Akira Ishida
• Akari Kito
• Megumi Han
• Takehito Koyasu
• Cho