Dr. Hiriluk is a quirky and compassionate doctor from the Drum Island Arc in the anime and manga series One Piece. He is known for his unconventional medical methods and his unwavering belief in miracles. Dr. Hiriluk acts as a mentor and father figure to Tony Tony Chopper, helping to inspire the young reindeer to become a doctor. Despite his lack of medical expertise, his kindness and positive spirit leave a lasting impact on Chopper and the citizens of Drum Island.