Who plays Dr. Vegapunk in One Piece?

Dr. Vegapunk is played by Yohei Tadano.

How is Dr. Vegapunk connected to other characters?

Dr. Vegapunk has 2 mapped relationships in One Piece. Explore the interactive relationship map for details.

Dr. Vegapunk — Mentor/Student — Monkey D. Luffy (Mayumi Tanaka)
Professional scientific mentorship facilitating technological advancement for the crew.

Episode 514 notes Franky moves into Dr. Vegapunk’s laboratory, establishing a professional scientific exchange relevant to the crew's training.
Dr. Vegapunk — Mentor/Student — Nami (Akemi Okamura)
Professional meteorological training enhancing the crew's navigational capabilities.

Episode 453 and 514 state Nami learns to turn rain into cash and uses her charms to learn about New World weather from Dr. Vegapunk.