Japan | Sony BMG | Empire of Japan | Prime Minister of Japan | Japan national football team | Emperor of Japan | Voice acting in Japan | Sea of Japan | Municipalities of Japan | Culture of Japan | The Japan Times | Japan national rugby union team | Japan Maritime Self-Defense Force | Liberal Democratic Party (Japan) | Democratic Party of Japan | Japan Airlines | Supreme Court of Japan | Important Cultural Properties of Japan | Bank of Japan | X Japan | Prefectures of Japan | Japan Railways Group | Japan Foundation | Imperial House of Japan | Government of Japan | Japan Self-Defense Forces | Japan Coast Guard | West Japan Railway Company | New Japan Philharmonic | Names of Japan |
Formerly with BMG Japan (bought by SMEJ in early 2009), they signed with Sony Music Japan's Ariola Japan label in September 2009.
She made her singing debut in early 2009 when she released her first single "Sweet Song" with Lady Bird, as "Lady Bird feat. Son'i (from Popteen)" on BMG Japan.