To all Japanese K-pop lovers, which is your favourite K-pop girl group?

Question:

1. SNSD: Debut-2007 (Korea) 2010 (Japan)
2. Kara: Debut-2007 (Korea) 2010 (Japan)
3. 4minute: Debut-2009 (Korea) 2010 (Japan)
4. T-ara: Debut-2009 (Korea) 2011 (Soon to debut in Japan)

Answer:

4Minute is diffidently my favourite, their so cool. Kara is a close second though because their fun.