소녀시대 (So Nyeo Si Dae), known worldwide as Girls' Generation or 少女時代 in Japan, is an eight member girl group from Seoul, South Korea formed in 2007 by SM Entertainment. The group debuted on SBS Inkigayo on August 5, 2007, performing their first single, "다시 만난 세계 (Into the new world)". Girls' Generation is considered South Korea's No. 1 girl group. The members are (in order of official announcement): 윤아 (Yoona), 티파니 (Tiffany)
Girls' Generation is the debut Japanese album of South Korean girl group Girls' Generation (Japanese: Shoujo Jidai), released on June 1, 2011 in Japan under Nayutawave Records. The album was released in three different editions. To promote the album, Girls' Generation embarked on their second concert tour, The 1st Japan Arena Tour. After releasing three singles in the Japanese market, including Genie, Gee and Mr. Taxi / Run Devil Run, it was rumoured that Girls' Generation would release their first Japanese studio album. Read more on Last.fm.