Costumed attendees take a break during Anime NYC at the Jacob K. Javits Convention Center in New York City on November 20, 2021.Kena Betancur/AFP via Getty Images A man who tested positive for the Omicron coronavirus variant says 15 of his friends are also sick. The man and a group of 30 people attended an anime convention in New York City last month. It's unclear if his friends also have the Omicron variant, but health officials are investigating. A Minnesota man who attended an anime convention in New York last month — and later tested positive for the Omicron coronavirus variant — has reportedly told health officials that 15 of his friends have also contracted COVID-19.It's unclear if any of those individuals also caught the Omicron variant, health officials told media outlets.