Machico (マチコ) is a Japanese pop singer and seiyuu signed to Mustard Records. Her real name is Saito Machiko (齊藤真知子). In 2011, Machico participated in Horipro's 36th Talent Scout Caravan, but lost to Tadokoro Azusa (田所あずさ). However, she and several other finalists were offered a contract with Horipro. She made her music debut in 2012 and in October of the same year held her first solo concert at Rock Maykan.