About Lake Shinji's Sunset Index

“Lake Shinji’s Sunset Index” expresses how well one can see the sunset over Lake Shinji. This index takes into consideration a variety of climate conditions and geographical features in its calculations, including the amount of clouds present when the sun’s setting and how long one can see the sunset itself. The higher the value displayed by the index, the better the conditions are for viewing the sunset.

Index of 100 - 80 A clear sunset

Index of 70 - 50 A fairly visible sunset

Index of 40 - 30 Small chance of seeing a sunset

Index of 20 - 0 Unlikely to see a sunset