Busan challenger qualifying October 29-November 4, 2007 Singles Seeds: (cut: none) 1. Go Soeda 2. Denis Istomin 3. Vasilis Mazaraki 4. Kei Nishikori 5. Ti Chen 6. Amir Weintraub 7. Hyun-Woo Nam 8. Martin Klizan First Round (1)Go Soeda (JPN) d. Xin-Yuan Yu (CHN) 6-2 6-3 Tobias Clemens (GER) d. Oh-Hee Kwon (KOR) 6-4 6-3 Jae-Won Choi (KOR) d. Joo-Hae Moon (KOR) 6-1 6-4 (7)Woong-Sun Jun (KOR) d. Man-Hyo Lee (KOR) 6-2 6-1 (2)Denis Istomin (UZB) d. Pierre-Ludovic Duclos (CAN) 6-4 6-2 Soong-Jae Cho (KOR) d. Wan-Yong Park (KOR) 6-0 6-1 (WC)Young-Deok Cho (KOR) d. Seong-Yook Oh (KOR) 6-3 6-2 Shao-Xuan Zeng (CHN) d. (6)Amir Weintraub (ISR) 4-6 6-4 6-2 (3)Vasilis Mazarakis (GRE) d. Woo-Ram Lee (KOR) 6-0 6-0 Hyun-Woo Nam (KOR) d. Yong-Kyu Lim (KOR) 6-3 3-6 6-4 Satoshi Iwabuchi (JPN) d. Hyun-Joon Kim (1987) (KOR) 6-4 6-2 (5)Ti Chen (TPE) d. Chang-Hyun Kang (KOR) 6-1 6-7(4) 6-0 (4)Kei Nishikori (JPN) d. Cheong-Eui Kim (KOR) 6-4 6-3 Mustafa Ghouse (IND) d. Suk-Young Jeong (KOR) 6-2 6-2 Alex Reichel (USA) d. Kang-Ku Kim (KOR) 6-2 6-0 Johan Brunstrom (SWE) d. (8)Martin Klizan (SVK) 7-5 2-6 6-2 Second Round (1)Go Soeda (JPN) d. Tobias Clemens (GER) 6-3 6-1 (7)Woong-Sun Jun (KOR) d. Jae-Won Choi (KOR) 7-5 6-0 (2)Denis Istomin (UZB) d. Soong-Jae Cho (KOR) 6-4 6-1 Shao-Xuan Zeng (CHN) d. (WC)Young-Deok Cho (KOR) 6-1 6-2 (3)Vasilis Mazarakis (GRE) d. Hyun-Woo Nam (KOR) 6-0 ret. Satoshi Iwabuchi (JPN) d. (5)Ti Chen (TPE) 6-4 6-1 (4)Kei Nishikori (JPN) d. Mustafa Ghouse (IND) 6-3 6-1 Johan Brunstrom (SWE) d. Alex Reichel (USA) 6-1 6-3 Qualifying Round (1)Go Soeda (JPN) d. (7)Woong-Sun Jun (KOR) 7-5 6-2 (2)Denis Istomin (UZB) d. Shao-Xuan Zeng (CHN) 6-0 6-3 (3)Vasilis Mazarakis (GRE) d. Satoshi Iwabuchi (JPN) 6-1 5-7 7-6(4) (4)Kei Nishikori (JPN) d. Johan Brunstrom (SWE) 6-4 4-6 6-3