{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"ProjectedCRS","name":"JGD2000 / Japan Plane Rectangular CS IV","base_crs":{"type":"GeographicCRS","name":"JGD2000","datum":{"type":"GeodeticReferenceFrame","name":"Japanese Geodetic Datum 2000","ellipsoid":{"name":"GRS 1980","semi_major_axis":6378137,"inverse_flattening":298.257222101}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"},{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"}]},"id":{"authority":"EPSG","code":4612},"remarks":"Replaces Tokyo (CRS code 4301) from April 2002. From 21st October 2011 replaced by JGD2011 (CRS code 6668)."},"conversion":{"name":"Japan Plane Rectangular CS zone IV","method":{"name":"Transverse Mercator","id":{"authority":"EPSG","code":9807}},"parameters":[{"name":"Latitude of natural origin","value":33,"unit":"degree","id":{"authority":"EPSG","code":8801}},{"name":"Longitude of natural origin","value":133.5,"unit":"degree","id":{"authority":"EPSG","code":8802}},{"name":"Scale factor at natural origin","value":0.9999,"unit":"unity","id":{"authority":"EPSG","code":8805}},{"name":"False easting","value":0,"unit":"metre","id":{"authority":"EPSG","code":8806}},{"name":"False northing","value":0,"unit":"metre","id":{"authority":"EPSG","code":8807}}]},"coordinate_system":{"subtype":"Cartesian","axis":[{"name":"Northing","abbreviation":"X","direction":"north","unit":"metre"},{"name":"Easting","abbreviation":"Y","direction":"east","unit":"metre"}]},"scope":"Cadastre, engineering survey, topographic mapping (large and medium scale).","area":"Japan - onshore - Shikoku - Kagawa-ken; Ehime-ken; Tokushima-ken; Kochi-ken.","bbox":{"south_latitude":32.69,"west_longitude":131.95,"north_latitude":34.45,"east_longitude":134.81},"id":{"authority":"EPSG","code":2446}}