The 13th Annual Meeting of the Asian Organization for Crohn’s and Colitis（AOCC2025）

*Masanao Nakamura¹, Takeshi Yamamura², Keiko Maeda², Tsunaki Sawada¹, Eri Ishikawa², Hiroki Kawashima² (1. Department of Endoscopy, Nagoya University Hospital, 2. Department of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine)

Tao Su¹, Hongzhen Wu¹, Min Zhi¹, *Jiayin Yao¹ (1. The Sixth Affiliated Hospital of Sun Yat sen University)

*Kento Sadashima¹, Motohiro Esaki¹, Teppei Omori², Kenji Watanabe³, Shintaro Sagami⁴, Teruyuki Takeda⁵, Hironobu Takedomi¹, Junji Umeno⁶, Takehiro Torisu⁶, Shojiro Yamamoto⁷, Mikihiro Fujiya⁸, Hisashi Shiga⁹, Mari Hayashida², Fumikazu Koyama¹⁰, Shuji Kanmura¹¹, Katsuyoshi Matsuoka¹², Taku Kobayashi⁴, Masakazu Nagahori¹³, Ken Takeuchi¹⁴, Hiroshi Nakase¹⁵, Fumihito Hirai¹⁶, Takayuki Matsumoto¹⁷, Tadakazu Hisamatsu² (1. Saga University, 2. Kyorin University School of Medicine, 3. Toyama University, 4. Center for Advanced IBD Research and Treatment, Kitasato University Kitasato Institute Hospital, 5. Fukuoka University Chikushi Hospital, 6. Kyushu University, 7. University of Miyazaki, 8. Asahikawa Medical University, 9. Tohoku University Graduate School of Medicine, 10. Nara Medical University, 11. Kagoshima University Graduate School of Medical and Dental Sciences, 12. Toho University Sakura Medical Center, 13. Institute of Science Tokyo, 14. Tsujinaka Hospital Kashiwanoha, 15. Sapporo Medical University School of Medicine, 16. Fukuoka University Faculty of Medicine, 17. Iwate Medical University School of Medicine)

*Deloshaan Subhaharan^1,3, Pradeep Kakkadasam Ramaswamy¹, Dong-Hoon Yang², Mark Jones³, Sooraj Pillai⁴, Sneha John^1,3 (1. Department of Digestive Health, Gold Coast University Hospital, 2. Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, 3. Bond University, Gold Coast, Australia, 4. Department of Pathology, Gold Coast University Hospital)

*Deloshaan Subhaharan^1,3, Pradeep Kakkadasam Ramaswamy¹, Dong-Hoon Yang ², Mark Jones ³, Sooraj Pillai ⁴, Sneha John ^1,3 (1. Department of Digestive Health, Gold Coast University Hospital, 2. Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine , 3. Bond University, Gold Coast, Australia , 4. Department of Pathology, Gold Coast University Hospital)

*Yuki Hirata¹, Koji Nishida¹, Kei Nakazawa¹, Ryoji Koshiba¹, Kazuki Kakimoto¹, Takako Miyazaki¹, Shiro Nakamura¹, Hiroki Nishikawa¹ (1. Osaka Medical and Pharmaceutical University)

*Yasuharu Maeda¹, Shin-Ei Kudo¹, Takanori Kuroki¹, Noriyuki Ogata¹, Kaoru Takabayashi², Kento Takenaka³, Marietta Iacucci⁴, Haruhiko Ogata^5,6, Kazuo Ohtsuka⁷, Masashi Misawa¹ (1. Digestive Disease Center, Showa University Northern Yokohama Hospital, 2. Center for Diagnostic and Therapeutic Endoscopy, Keio University School of Medicine, 3. Department of Gastroenterology and Hepatology, Institute of Science Tokyo, 4. APC Microbiome Ireland, College of Medicine and Health, University College Cork, 5. Center for Preventive Medicine, Keio University, 6. Fujita Medical Innovation Center Tokyo, 7. Endoscopy Unit, Institute of Science Tokyo)

*Motohiro Esaki¹, Teppei Omori², Kenji Watanabe³, Shintaro Sagami⁴, Teruyuki Takeda⁵, Hironobu Takedomi¹, Junji Umeno⁶, Takehiro Torisu⁶, Shojiro Yamamoto⁷, Mikihiro Fujiya⁸, Hisashi Shiga⁹, Mari Hayashida², Fumikazu Koyama¹⁰, Shuji Kanmura¹¹, Katsuyoshi Matsuoka¹², Taku Kobayashi⁴, Masakazu Nagahori¹³, Ken Takeuchi¹⁴, Hiroshi Nakase¹⁵, Fumihito Hirai¹⁶, Takayuki Matsumoto¹⁷, Tadakazu Hisamatsu² (1. Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine, Saga University, 2. Department of Gastroenterology and Hepatology, Kyorin University School of Medicine, 3. Department of Internal Medicine for Inflammatory Bowel Diseases, Toyama University Hospital, 4. Center for Advanced IBD Research and Treatment, Kitasato University Hospital, 5. Department of Gastroenterology, Fukuoka University Chikushi Hospital, 6. Department of Medicine and Clinical Science, Graduate School of Medical Sciences, Kyushu University, 7. Division of Gastroenterology and Hepatology, Department of Internal Medicine, Faculty of Medicine, University of Miyazaki, 8. Division of Metabolism and Biosystemic Science, Gastroenterology and Hematology/Oncology, Department of Medicine, Asahikawa Medical University,, 9. Division of Gastroenterology, Tohoku University Graduate School of Medicine, 10. Department of Surgery, Nara Medical University, 11. Digestive and Lifestyle Diseases, Kagoshima University Graduate School of Medical and Dental Sciences, 12. Division of Gastroenterology and Hepatology, Department of Internal Medicine, Sakura Medical Center, 13. Department of Gastroenterology and Hepatology, Institute of Science Tokyo Hospital, 14. Tsujinaka Hospital Kashiwano-Ha, 15. Department of Gastroenterology and Hepatology, Sapporo Medical University School of Medicine, 16. Department of Gastroenterology and Medicine, Fukuoka University Faculty of Medicine,, 17. Division of Gastroenterology, Department of Internal Medicine, Iwate Medical University,)

*Liang Chen^1,2, Zhanju Liu^1,2 (1. Center for IBD Research and Department of Gastroenterology, The Shanghai Tenth People’s Hospital of Tongji University, Shanghai, China., 2. Department of Gastroenterology, The Shanghai Tenth People’s Hospital of Tongji University, Shanghai, China.)

*Chang Liang¹, Ruiqi Zhao¹, Yuan Xia¹, Jiaming Feng², Yan Zhang¹ (1. Department of Gastroenterology, West China Hospital of Sichuan University, 2. West China School of Clinical Medicine, Sichuan University)

*Zhoulei Li¹, Ruonan Zhang¹, Jinjiang Lin¹, Yangdi Wang¹, Shi-Ting Feng¹, Xuehua Li¹ (1. The First Affiliated Hospital of Sun Yat-sen University)

*Xiaomin Wu¹, Jinyu Tan¹, Weidong Huang¹, Jinshen He¹, Jing Nie¹, Minhu Chen¹, Ren Mao¹, Shanshan Xiong¹ (1. First Affiliated Hospital of Sun Yat-sen University)

*Gechong Ruan¹, Xiaoyan Tang¹, Hong Yang¹ (1. Peking Union Medical College Hospital)