Hot Topic Inc, the mall-based specialty retailer of music-licensed and music-influenced apparel and accessories, says it plans to increase the number of new stores planned for fiscal 2001 to 70 from the previously planned 65. The company has opened 55 Hot Topic stores to date this year. The company posted a 39 per cent increase in net sales for fiscal August 2001 to $35.4m from net sales of $25.5m for fiscal August 2000.