The article discusses Rett Syndrome, a rare neurological disorder, that statistically targets young girls more than boys. It investigates the characteristics, causes, and treatments of the illness while highlighting the efforts by Japanese researchers and healthcare providers to understand and fight this debilitating condition. It emphasizes on the necessity of raising more awareness about this disease for earlier detection and better support for the affected families.

Rett Syndrome is taken very seriously in Japan. Even though it's a relatively rare condition, the Japanese healthcare system is highly invested in research of such illnesses and offering support for affected families. The societal values of care and respect for all, particularly the vulnerable, are an integral part of the discussion on the said syndrome.

In the US and EU, Rett Syndrome is similarly recognized as a serious condition, and considerable research is dedicated to it. While these countries too focus on early detection and family support, the healthcare structure varies significantly from Japan due to their different insurance systems.