Riku earned a Bachelor of Arts degree from a university in Japan, specializing in American literature. He subsequently completed two master’s degrees—Sociology in Social Transformation and Innovation, and Data Science for Social and Business Analytics—developing interdisciplinary expertise across the social sciences and data analysis. At Science for Change, Riku works within the Sustainability Area, supporting projects related to air quality, climate change, and sustainability. He is responsible for organizing, cleaning, and analyzing quantitative and qualitative data collected through citizen science, contributing to a better understanding of social and environmental challenges and to data-informed decision-making.