"Jewel Song / Beside You: Boku o Yobu Koe"  is BoA's eighth Japanese single. It was on the 2003 top singles sales according to the Oricon with sales of 151,000.
"Jewel Song / Beside You: Boku o Yobu Koe" is BoA's eighth Japanese single. It was one of the most popular singles in Japan during 2003 as per Oricon sales figures, with sales reaching around 151,000 copies.