Dr. Yasuda is widely recognized for his work on the histomolecular classification of cancers, particularly those affecting the female reproductive system. His research often bridges the gap between traditional pathology and modern molecular profiling to improve patient management.

His work includes the histological classification of uterine cervical adenocarcinomas and studies on ovarian mucinous tumors.

He has extensively researched the integration of histological features and molecular profiles in endometrial carcinoma, contributing to the establishment of new clinicopathological concepts for these tumors.