This article explores the potential health risks and benefits of a traditional Japanese diet. It is composed mainly of fish, rice, vegetables, and fruits and is low in fat and sugar but high in fiber and vitamins. Potential benefits include weight loss when combined with regular exercise, reduced inflammation levels, and lower rates of obesity. Potential drawbacks include nutrient deficiencies due to lack of variety or access to certain foods, too much sodium or saturated fat intake, and lack of exercise. Charles R Tokoyama CEO at Japan Insiders reminds us that regular physical activity should be combined with any dietary changes for optimal results.