South Korea have announced a 27-man squad for the upcoming home friendlies against Serbia and Ghana.
Taegeuk Warriors boss Cho Kwang-Rae has included 15 K-League players in the squad for the games which will take place in Seoul on June 3 and Jeonju on June 7.
Auxerre striker Jung Jo-Guk is called up for the first time since former FC Seoul and Gyeongnam FC boss Cho took charge of the national team.
FC Seoul's Koh Myung-Jin, Ulsan Hyundai's, Daegu FC's Lee Sang-Deok and Cerezo Osaka goalkeeper Kim Jin-Hyun are all uncapped players named in the squad.
South Korea are preparing for the start of their 2014 Fifa World Cup qualification campaign which begins in September.
The squad list in full:
Goalkeepers: Jung Sung-Ryung (Suwon Bluewings), Kim Young-Kwang (Ulsan Hyundai), Kim Jin-Hyun (Cerezo Osaka)
Defenders: Lee Jung-Soo (Al Sadd), Cha Du-Ri (Celtic), Hwang Jae-Won (Suwon Bluewings), Kim Jae-Sung (Pohang Steelers), Park Won-Jae (Jeonbuk Motors), Lee Sang-Deok (Daegu FC), Kim Yong-Kwon (Omiya Ardija), Hong Jong-Ho (Jeju United), Lee Jae-Song (Ulsan Hyundai)
Midfielders: Kim Jung-Woo (Sangju Sangmu), Lee Chong-Yong (Bolton Wanderers), Ki Sung-Yong (Celtic), Yoon Bitgaram (Gyeongnam FC), Shin Hyung-Min (Pohang Steelers), Koo Ja-Cheol (VfL Wolfsburg), Koh Myung-Jin (FC Seoul), Lee Yong-Rae (Suwon Bluewings), Kim Bo-Kyong (Cerezo Osaka), Lee Sung-Hyun (Jeonbuk Motors), Nam Tae-Hee (Valenciennes), Lee Keun-Ho (Gamba Osaka)
Strikers: Park Chu-Young (AS Monaco) Jung Jo-Guk (AJ Auxerre) Ji Dong-Won (Chunnam Dragons)