Enhancing Participatory Development Research in South Asia through LLM Agents System: An Empirically-Grounded Methodological Initiative from Field Evidence in Sri Lankan. - Xinjie Zhao; Hao Wang; Shyaman Maduranga Sriwarnasinghe; Jiacheng Tang; Shiyun Wang; Sayaka Sugiyama; So Morikawa (COLING Workshops, 2025)