JGD2024 / Japan Plane Rectangular CS XIV

Japan - onshore and offshore. , accuracy 1.0 m, code 9936 (default) [3]

Selected transformation

Name: JGD2024 to WGS 84 (1)

Method: Geocentric translations (geog2D domain)

Remarks: On adoption of JGD2024 (vertical) with effect from 1st April 2025, the name of the source CRS was changed from JGD2011 to JGD2024; there is no change of definition or of coordinate values.

Information source: IOGP

Revision date: 2026-04-21

Attributes

Unit: metre

Geodetic CRS: JGD2024

Datum: Japanese Geodetic Datum 2024

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: Geospatial Information Authority of Japan (GSI).

Revision date: 2026-04-21

Scope: Cadastre, engineering survey, topographic mapping (large and medium scale).

Remarks: Replaces JGD2000 / Japan Plane Rectangular CS IV (CRS code 2456) with effect from 21st October 2011. On adoption of JGD2024 (vertical) with effect from 1st April 2025, the name of this CRS was changed from JGD2011... to JGD2024...; there is no change of definition or of coordinate values.

Area of use: Japan - onshore - Tokyo-to south of 28°N and between 140°30'E and 143°E.

Coordinate system: Cartesian 2D CS. Axes: northing, easting (X,Y). Orientations: north, east. UoM: m.

Covered area powered by MapTiler

Center coordinates
-188437.29 618985.77

Projected bounds:
-2122711.93 -986428.69
1683007.4 2415222.67

WGS84 bounds:
122.38 17.09
157.65 46.05

Japan - onshore and offshore.

Definition: OGC Well Known Text

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PROJCS["JGD2024 / Japan Plane Rectangular CS XIV",
    GEOGCS["JGD2024",
        DATUM["Japanese Geodetic Datum 2024",
            SPHEROID["GRS 1980",6378137,298.257222101],
            TOWGS84[0,0,0,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","6668"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",26],
    PARAMETER["central_meridian",142],
    PARAMETER["scale_factor",0.9999],
    PARAMETER["false_easting",0],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","6682"]]

Definition: OGC Well Known Text 2 (2019)

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PROJCRS["JGD2024 / Japan Plane Rectangular CS XIV",
    BASEGEOGCRS["JGD2024",
        DATUM["Japanese Geodetic Datum 2024",
            ELLIPSOID["GRS 1980",6378137,298.257222101,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",6668]],
    CONVERSION["Japan Plane Rectangular CS zone XIV",
        METHOD["Transverse Mercator",
            ID["EPSG",9807]],
        PARAMETER["Latitude of natural origin",26,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8801]],
        PARAMETER["Longitude of natural origin",142,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["Scale factor at natural origin",0.9999,
            SCALEUNIT["unity",1],
            ID["EPSG",8805]],
        PARAMETER["False easting",0,
            LENGTHUNIT["metre",1],
            ID["EPSG",8806]],
        PARAMETER["False northing",0,
            LENGTHUNIT["metre",1],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["northing (X)",north,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["easting (Y)",east,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Cadastre, engineering survey, topographic mapping (large and medium scale)."],
        AREA["Japan - onshore - Tokyo-to south of 28°N and between 140°30'E and 143°E."],
        BBOX[24.67,141.2,27.8,142.33]],
    ID["EPSG",6682]]

Definition: ESRI Well Known Text

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PROJCS["JGD_2011_Japan_Zone_14",
    GEOGCS["GCS_JGD_2011",
        DATUM["D_JGD_2011",
            SPHEROID["GRS_1980",6378137.0,298.257222101]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["False_Easting",0.0],
    PARAMETER["False_Northing",0.0],
    PARAMETER["Central_Meridian",142.0],
    PARAMETER["Scale_Factor",0.9999],
    PARAMETER["Latitude_Of_Origin",26.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=tmerc +lat_0=26 +lon_0=142 +k=0.9999 +x_0=0 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:6682","+proj=tmerc +lat_0=26 +lon_0=142 +k=0.9999 +x_0=0 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "JGD2024 / Japan Plane Rectangular CS XIV",
    "base_crs": {
        "type": "GeographicCRS",
        "name": "JGD2024",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Japanese Geodetic Datum 2024",
            "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": 6668
        }
    },
    "conversion": {
        "name": "Japan Plane Rectangular CS zone XIV",
        "method": {
            "name": "Transverse Mercator",
            "id": {
                "authority": "EPSG",
                "code": 9807
            }
        },
        "parameters": [
            {
                "name": "Latitude of natural origin",
                "value": 26,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8801
                }
            },
            {
                "name": "Longitude of natural origin",
                "value": 142,
                "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 - Tokyo-to south of 28°N and between 140°30'E and 143°E.",
    "bbox": {
        "south_latitude": 24.67,
        "west_longitude": 141.2,
        "north_latitude": 27.8,
        "east_longitude": 142.33
    },
    "id": {
        "authority": "EPSG",
        "code": 6682
    }
}

Definition: GeoServer

6682=PROJCS["JGD2024 / Japan Plane Rectangular CS XIV",GEOGCS["JGD2024",DATUM["Japanese Geodetic Datum 2024",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6668"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",26],PARAMETER["central_meridian",142],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","6682"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=26"
	"lon_0=142"
	"k=0.9999"
	"x_0=0"
	"y_0=0"
	"ellps=GRS80"
	"towgs84=0,0,0,0,0,0,0"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=26 +lon_0=142 +k=0.9999 +x_0=0 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs">
	<Layer srs="+proj=tmerc +lat_0=26 +lon_0=142 +k=0.9999 +x_0=0 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 6682, 'EPSG', 6682, '+proj=tmerc +lat_0=26 +lon_0=142 +k=0.9999 +x_0=0 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["JGD2024 / Japan Plane Rectangular CS XIV",GEOGCS["JGD2024",DATUM["Japanese Geodetic Datum 2024",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6668"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",26],PARAMETER["central_meridian",142],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","6682"]]');

EPSG:6682