Appearing frequently on Japanese online shows in T-shirts, hoodies or casual jackets, and wearing signature eyeglasses with one round and one square lens, Dr. Narita leans into his Ivy League pedigree as he fosters a nerdy shock jock impression. He is among a few Japanese provocateurs who have found an eager audience by gleefully breaching social taboos. His Twitter bio: The things youre told youre not allowed to say are usually true.