Proposal on Service Design for Social Innovation: Self-expression of Adolescent to Parents. - Jae Sun Yi (HCI (17), 2016)

Service Design for Improving Adolescents' Cyber Language Habit. - Jae Sun Yi; Chanmi Jeon; Yeji Yu (HCI (20), 2017)

Service Design for Inter Floor Noise Problem: Using a Floor Noise Reduction Device Technology and Network System in Apartment Complex. - Jae Sun Yi; Seona Kim; Hahyeon Sung (HCI (20), 2017)

Proposal for Family Health Management Service Based on Personal Medical and Lifelog Data, and Genetic Information. - Jae Sun Yi; Mingyeong Kim (HCI (19), 2023)