Study region: The Hii River basin. and Lakes Shinji and Nakaumi in Japan. Study focus: This study examines the impacts of sea-level rise (SLR) and hydrological structures on the salinity dynamics of Lakes Shinji and Nakaumi (SHINJI and NAKAUMI). two interconnected estuarine lakes in Japan. https://parisnaturalfoodes.shop/product-category/100-pure-shea-butter/