Ryohei Yamamoto, born December 30, 1974 in Kyoto is a Japanese R&B singer, also known as just Ryohei. He debuted as "山本領平" under Warner Music Japan on 2003 with single "Almost There". Prior to that, on November 2002, he was featured on a track "Why Not?" by Fantastic Plastic Machine. In 2006 he shortened his name to just "Ryohei" and transferred to the label Rhythm Zone. He is known for his collaborations with m-flo, being featured on tracks such as "Miss You" and "Summer Time Love". Ryohei is one of the most popular artists on iTunes Japan with his latest single 'So Fly' reaching #1.