Inhabitants who nowadays live in Mbuganzeri model village used to live in Sharita and Mazane Islands high risks zones in lake Rweru. Open defecation was one of the main causes of diarrhea, which resulted in deaths of many children under the age of 5 every year. Children missed their schooling days due to diarrhea as results of poor sanitation. As there were no health posts in these islands, women in delivering were doomed to death. Such a situation should be improved. The objective of this study was to show that investing in sanitation improving an Anthropos' smartness contributes to anthropo-social and economic development. To carry out this research, the quantitative and qualitative methods have been used.

The results showed that improved sanitation contributes on anthropo-social and economic development. As indicator of anthropo-social development, poverty reduction has been confirmed by 96%, nutrition improvement by 95%, primary education by 100%, gender equality by 99%, reduction of child mortality by 97,5%, and environmental sustainability by 96%. As indicators of anthropo-economic development, regarding undertaken economic development journey, improvement in working has been confirmed by 100%, in investing 81,5%, in saving 86,5%, in job creation 84% and in use of ICT in their small business (mainly mobile money) 75,5%. This research aimed to analyze the impacts of an Anthropos' smartness on anthropo-social and economic development, determining indicators of smart sanitation on personal, households and community in terms of Rwandan development.