Dr. Konishi’s research interest includes combining multidisciplinary approaches for complex colorectal cancer, including neoadjuvant therapy, extended surgical resection and a minimally invasive surgery. Particularly, he has been taking an international leadership in studying lateral pelvic lymph node dissection for rectal cancer.

He has given more than 80 invited lectures at international academic meetings. He has published more than 150 articles in the top-rated journals with more than 5,000 citations. He has been awarded from multiple major international and domestic academic societies for his works on novel minimally invasive approaches for complex colorectal cancer surgeries.

He is a member of the Editorial Board of multiple international journals such as Annals of Surgical Oncology and Techniques in Coloproctology, and serves as an assistant editor of International Journal of Surgery.

Dr. Konishi is the Director of the Japan Society of Laparoscopic Colorectal Surgery and the Councilor of the Japan Society for Endoscopic Surgery.