사카이 이즈미
were a Japanese pop rock group. Originally a group of five members, with lead vocalist Izumi Sakai as its only constant member. Zard's work was sold under the record label B-Gram Records, Inc. Their most popular and successful songs are , , and "My Friend" (1996). As of 2014, Zard has sold over 37 million records, making them one of the best-selling music artists in Japan.