Hibiki is an eighteen-year-old man with raven black hair and hazel eyes. Throughout the movie, he is shown to be sporting a blue hoodie with black shorts. To help with his hearing, he wears headphones to block out unwanted noise. Near the end of a movie, he is shown to be wearing a navy green vest. which is equipped with safety supplies. Due to his enhanced hearing and lack of a childhood, Hibiki doesn't have much experience with communicating with others.