In November 2000, Koda debuted with "TAKE BACK" in the U.S.
It was reached #18 on the U.S. billboard charts and in the following month, she debuted in Japan.
The remix ver. of her second single, "Trust Your Love", was reached #19 on the U.S. billboard all-genre music charts and she became the 7th Japanese singer to be ranked in the criteria. Following her second single, she released "real Emotion", "LOVE&HONEY", "Butterfly", "Koi No Tsubomi", "Yume No Uta" and so on. Koda also accomplished "12 Singles Project" in which for twelve consecutive weeks, she released one single per week that was historic first.
她的第二首混音單曲"Trust Your Love"則在美國全球告示牌音樂排行榜上排名19。
在第二張單曲之後，她連續12個月發行了"real Emotion", "LOVE&HONEY", "Butterfly", "戀愛花蕾", "悲夢之歌" 等單曲。成為了有史以來第一位每周都發行單曲的歌手。
她的第2張單曲混音版"Trust Your Love“獲得美國billboard all-genre音樂榜單第19位，並成爲第7位進入榜單的日本藝人。
在第2張單曲之後，她發行了 "real Emotion", "LOVE&HONEY", "Butterfly", "Koi No Tsubomi", "Yume No Uta" 等單曲。Koda同時達成每週發行1張單曲，連續12周的”12張單曲行動“。
In 2005 and 2006, Best Albums were released and each album sold more than 2 million copies! Her concert which was held at TOKYO DOME in December, 2000 became a great success.
In March 2009, Koda released a single, collaboration with her younger sister Misono, debuted atop the Oricon, making the sisters the first siblings to have a single top the chart in its initial week. In October 2009, Koda held her fist oversea solo live concert in Taiwan.
Year 2010 is her 10th anniversary year. Koda was going to release a new best album collecting all the singles; however she wished that she could still evolve and grow bigger as a singer.
With her strong wish, Koda challenged releasing "BEST〜 third universe〜 & 8th AL "UNIVERSE", a new original and a best album packaged together, which was charted #1 on Oricon weekly charts.
By April, 2010, Koda has released 10 DVDs, 8 original albums, 4 best albums, and 46 single CDs.
Not only Koda maintains energetic activities as a singer, but she also challenges different kinds of works; she has released a photo book, "MAROC", and a photo essay "KODA-SHIKI".
除了以歌手的身分活耀外，她也試著挑戰不同的領域，之後發表了寫真集"MAROC" 和圖文集 "KODA-SHIKI"
Koda has been winning awards for being a new trendsetter in Japan, including the "Best Jeanist Award" every year from 2006 till 2009 and the title of "Nail Queen" for her nail art by Japan Nail Expo for 3 years continuously and awarded the Hall of Fame in 2008.