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Notable former players at 01-Mar-24 Include only Europeans teams
| | Player | On this club | Pos | Teams | |
| Bae, SY | 2019 | MF | Suphan Bu, | |
| Bit-Garam Yoon | 2018 - 2019 | MF | Fude, | |
| CG Kim | 2011 - 2012 | DF | Sarawak, | |
| CH kim | 2011 - 2012 | MF | Chonburi, | |
| Chae-Min Lim | 2017 - 2018 | DF | Shenzhen, | |
| Cho, Gue-sung | 2021 - 2022 | FW | Midtjyl., | |
| Choi, MS | 1996 - 1997 | MF | Oita, | |
| DG Cho | 2014 - 2016 | FW | Tosu, | |
| DG Lee | 2003 - 2004 | FW | Werder, Middlsbro, | |
| H Lee | 2013 - 2014 | MF | Muangthon, Omiya, Al Ain, Unattached, Zenit, | |
| Ha, Chang-rae | 2021 - 2022 | DF | Nagoya, | |
| Han, JW | 2012 - 2016 | FW | Dundalk, Kairat, | |
| Ho-Nam Kim | 2017 - 2018 | FW | Tosu, | |
| Hwang, SM | 2016 - 2017 | MF | Shonan, | |
| Hyeok-Kyu Kwon | 2021 - 2022 | MF | St Mirren, Celtic, Hibernian, | |
| Hyo-Jin Yeo | 2006 - 2008 | DF | Tochigi, | |
| Hyun-Goo Yoo | 2006 - 2008 | MF | Semen, PSBP, Sriwijaya, | |
| Hyun-Woong Lee | 2014 - 2015 | MF | Spr Pwr, | |
| Il-Su Hwang | 2015 - 2016 | FW | Fude, | |
| In-soo Yu | 2021 - 2022 | MF | Fukuoka, FC Tokyo, | |
| Jae-Won Heo | 2007 - 2008 | DF | Al-Khor, Pahang, Fujairah, | |
| Jin-Ho Shin | 2016 - 2017 | MF | Emirates, Sailiya, Qatar SC, | |
| JJ Cho | 2002 - 2003 | FW | G Osaka, Shimizu, | |
| JO Kang | 2006 - 2008 | DF | Metz, | |
| Jong-Kyung Kim | 2004 - 2005 | DF | Persitara, Persipura, | |
| Joo-Hoon Song | 2021 - 2022 | DF | Mito, Niigata, Shenzhen, Tianhai, | |
| Joo-Sung Park | 2004 - 2006 | DF | Renhe, Sendai, | |
| Ju-Tae Yun | 2017 - 2018 | FW | FSV Frank, Unattached, Sandhausn, | |
| Jun-Su Yoo | 2016 - 2017 | MF | Buriram, | |
| Jung, Seung-hyun | 2021 - 2022 | DF | Kashima, Tosu, Wasl, | |
| Jung-Hyub Lee | 2014 - 2015 | FW | Shonan, | |
| JW Kim | 2009 - 2011 | MF | Nagoya, Baniyas, Sharjah, | |
| KD Hyun | 2010 - 2011 | FW | Rubin, Braga, Oita, | |
| KH Lee | 2013 - 2014 | FW | G Osaka, Iwata, Al-Jaish, | |
| Kim Gun-hee | 2018 - 2019 | FW | Sapporo, | |
| Kim KJ | 2018 - 2020 | FW | Caen, Tokushima, Bordeaux, Al-Rayyan, Olympic, | |
| Kim, Seong-ju | 2016 - 2017 | MF | Toyama, Niigata, | |
| KS Lee | 2017 - 2018 | DF | Fukuoka, Kobe, | |
| Kwang-Hwan Jeon | 2009 - 2010 | DF | Unattached, | |
| Kwon, Kyung-won | 2019 - 2021 | DF | Tianhai, Ahli, G Osaka, | |
| Kyung-Jin Jang | 2007 - 2009 | DF | Oita, Kitchee, | |
| Lee, Jae-sung (1988) | 2013 - 2014 | DF | Ratchabur, | |
| Lee, Myung-jae | 2020 - 2021 | DF | Niigata, | |
| Min-Woo Kim | 2018 - 2019 | MF | Chengdu, Tosu, | |
| Moon, Seon-Min | 2020 - 2021 | FW | Östersund, Unattached, Djurgård., | |
| Oh, Hyeon-gyu | 2020 - 2021 | FW | Genk, Celtic, | |
| Oh, Se-hun | 2019 - 2021 | FW | Shimizu, Machida, | |
| Park Min-gyu | 2023 - 2024 | MF | Sapporo, | |
| Park, JS | 2021 - 2022 | DF | GZ FC, Wuhan TT, Portimnse, | |
| Park, Yong-woo | 2019 - 2021 | MF | Al Ain, | |
| Sang-Ho Lee | 2013 - 2014 | MF | Sharjah, | |
| Sang-Hoon Ma | 2018 - 2019 | DF | Rangers, | |
| Sang-Hyub Lim | 2015 - 2016 | FW | Ryu Kei U, | |
| Sang-Woon Han | 2014 - 2015 | MF | Iwata, | |
| Seong-Jun Kim | 2016 - 2017 | MF | C Osaka, | |
| Seul-Ki Go | 2007 - 2009 | MF | Al-Jaish, Port FC, Buriram, | |
| Seung-Hoon Oh | 2016 - 2017 | GK | Kyoto, Tokushima, | |
| Sin-Young Yoon | 2010 - 2011 | DF | Yamaguchi, Jiangsu, | |
| SK Choi | 2009 - 2010 | FW | Kashiwa, | |
| ST Kwon | 2011 - 2012 | GK | Kashima, | |
| Sung-Hwan Kim | 2015 - 2016 | MF | Suphan Bu, Port FC, Henan, | |
| Sung-Hye Yeo | 2015 - 2016 | DF | SKTFC, Tosu, Ratchabur, Kusatsu, Matsumoto, | |
| Sung-Kil Kim | 2003 - 2005 | FW | Gld Coast, | |
| Sung-Min Ha | 2012 - 2013 | MF | Kyoto, Muaither, | |
| Sung-Yun Gu | 2021 - 2022 | GK | C Osaka, Kyoto, Unattached, Sapporo, | |
| SW Kang | 2019 - 2020 | DF | Guoan, | |
| SW Ryu | 2019 - 2020 | FW | Bielefeld, Braunschw, Leverkusn, Ferencvs, | |
| SY Choi | 1997 - 1998 | MF | Kobe, YokohamaC, Kusatsu, LASK, | |
| SY Kim | 2006 - 2008 | MF | Qingdao, Lee Man, Centl Cst, Suphan Bu, G Osaka, Buriram, | |
| Tae-Min Kim | 2009 - 2010 | MF | Kitchee, | |
| Tae-Yoon Kim | 2007 - 2009 | DF | Samut Sng, | |
| TG Ha | 2013 - 2014 | FW | Fude, | |
| WH Cho | 2003 - 2004 | MF | Omiya, GZ FC, Wigan, | |
| YC Cho | 2016 - 2017 | FW | Qatar SC, Omiya, YokohamaC, Niigata, | |
| You-Jin Kim | 2003 - 2004 | DF | Tosu, Muangthon, Liaoning, YokohamaC, Bangkok U, | |
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