山中すみか

Sumika Yamanaka (born May 6, 1975) is a former Japanese idol singer. In 1988, she participated in the "Lotte CM Idol is You! Contest '88" sponsored by Lotte , and won the third grand prize, and made her debut as a singer in April of the following year, 1989, with the single "四月白書." After that, in addition to her singing career, she appeared in TV commercials for the company's products and was a regular on TV shows, but she became less visible from around 1993.