20523717451
type: GridCode4
long-nw: 137.9375000
has geometry: polygon
world grid code: 20523717451
long-se: 137.9437500
japan grid code: 523717451
lat-nw: 34.7875000
lat-se: 34.7833333

RDF description of 20523717451
primary topic: 20523717451