Sowelu

Sowelu, born Aki Harada (原田亜希, harada aki), is a J-pop singer. She was born on November 6, 1982 in Tokyo to a Japanese father Yoshitaka Shimada (嶋田吉隆, shimada yoshitaka) and a half-Irish half-Japanese mother. Her career started in 2002 with the release of her first single Beautiful Dreamer, a soft love ballad which did very well in the charts, and was later featured on the Relaxin’ with Japanese Lovers compilation album.

Mika Nakashima

Mika Nakashima (中島美嘉, Nakashima Mika, born February 19, 1983) is a Japanese singer, model, and actress.

Kumi Koda

Kumi Koda (倖田 來未, Kōda Kumi) (born Kumiko Kōda (神田 來未子, Kōda Kumiko) on November 13, 1982) is a Japanese pop singer who debuted in Japan in 2000 with Take Back. She's the older sister of Japanese pop singer misono. She did not achieve major success until her seventh single, Real Emotion / 1000 no Kotoba. Her popularity reached new levels in 2005 after the release of Secret) and Butterfly . Later that year she became one of the best selling artists of 2005 with the success of Best ~first things~. At the end of 2006, Oricon named her the top seller of 2006.