Joshua is scheduled to defend his world title belts against mandatory challenger Kubrat Pulev on Oct. 28 at Principality Stadium in Cardiff, Wales, and when tickets went on sale Monday fans snapped up approximately 70,000 on the first day, according to Matchroom Boxing promoter Eddie Hearn.
"It was another incredible day at the box office for Anthony Joshua as he continues to cement his place as the biggest draw in world boxing," Hearn said.
Anthony Joshua, left, will make his fourth title defense when he takes on mandatory challenger Kubrat Pulev on Oct. 28.
Joshua (19-0, 19 KOs), 27, of England, will be making his fourth title defense when he takes on Pulev (25-1, 13 KOs), 36, of Bulgaria.
The Joshua-Pulev card also will include junior bantamweight titlist Kal Yafai, of England, defending his belt against Japanese mandatory challenger Sho Ishida and Ireland's Katie Taylor challenging Anahi Esther Sanchez for a women's lightweight world title.