EPSG:30168 — Tokyo / Japan Plane Rectangular CS VIII

Projected · Japan - zone VIII

Export Formats

OGC WKT

PROJCS[
    "Tokyo / Japan Plane Rectangular CS VIII",
    GEOGCS[
        "Tokyo",
        DATUM[
            "Tokyo",
            SPHEROID["Bessel 1841",6377397.155,299.1528128],
            TOWGS84[-146.414,507.337,680.507,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4301"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",36],
    PARAMETER["central_meridian",138.5],
    PARAMETER["scale_factor",0.9999],
    PARAMETER["false_easting",0],
    PARAMETER["false_northing",0],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","30168"]
]

WKT2

PROJCRS[
    "Tokyo / Japan Plane Rectangular CS VIII",
    BASEGEOGCRS[
        "Tokyo",
        DATUM[
            "Tokyo",
            ELLIPSOID[
                "Bessel 1841",
                6377397.155,
                299.1528128,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7004]
            ],
            ID["EPSG",6301]
        ],
        ID["EPSG",4301]
    ],
    CONVERSION[
        "Japan Plane Rectangular CS zone VIII",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            36,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            138.5,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9999,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",17808]
    ],
    CS[Cartesian,2,ID["EPSG",4530]],
    AXIS["Northing (X)",north],
    AXIS["Easting (Y)",east],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",30168]
]

PROJ.4

+proj=tmerc +lat_0=36 +lon_0=138.5 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=-146.414,507.337,680.507,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:30168", "+proj=tmerc +lat_0=36 +lon_0=138.5 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=-146.414,507.337,680.507,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 30168,
  "name": "Tokyo / Japan Plane Rectangular CS VIII",
  "kind": "projected",
  "area": "Japan - zone VIII",
  "unit": "metre",
  "bbox": [
    34.54,
    137.32,
    38.58,
    139.91
  ],
  "proj4": "+proj=tmerc +lat_0=36 +lon_0=138.5 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=-146.414,507.337,680.507,0,0,0,0 +units=m +no_defs +type=crs"
}

PostGIS

How to add a projection to PostGIS? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (30168, 'EPSG', 30168, '+proj=tmerc +lat_0=36 +lon_0=138.5 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=-146.414,507.337,680.507,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Tokyo / Japan Plane Rectangular CS VIII",GEOGCS["Tokyo",DATUM["Tokyo",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[-146.414,507.337,680.507,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4301"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",36],PARAMETER["central_meridian",138.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","30168"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=36"
  "+lon_0=138.5"
  "+k=0.9999"
  "+x_0=0"
  "+y_0=0"
  "+ellps=bessel"
  "+towgs84=-146.414,507.337,680.507,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

30168=PROJCS["Tokyo / Japan Plane Rectangular CS VIII",GEOGCS["Tokyo",DATUM["Tokyo",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[-146.414,507.337,680.507,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4301"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",36],PARAMETER["central_meridian",138.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","30168"]]

Related Coordinate Systems

Available Transformations (12)

Transformations inherited from base CRS: EPSG:4301 (Tokyo)

Transformation	Source → Target	Accuracy (m)
Tokyo 1892 to Tokyo (1)	5132 → 4301	0
Tokyo to JGD2000 (2)	4301 → 4612	0.2
Tokyo to JGD2011 (2)	4301 → 6668	0.2
Tokyo to JGD2011 (1)	4301 → 6668	0.3
Tokyo to WGS 84 (5)	4301 → 4326	4
Tokyo to JGD2000 (1)	4301 → 4612	9
Tokyo to WGS 84 (108)	4301 → 4326	9
Tokyo to WGS 84 (2)	4301 → 4326	13
Tokyo to WGS 84 (3)	4301 → 4326	13
Tokyo to WGS 84 (1)	4301 → 4326	29

Other CRS using Tokyo (24)

Frequently Asked Questions

How do I add EPSG:30168 to GeoServer?

Add the following definition to your GeoServer configuration:

30168=PROJCS["Tokyo / Japan Plane Rectangular CS VIII",GEOGCS["Tokyo",DATUM["Tokyo",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[-146.414,507.337,680.507,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4301"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",36],PARAMETER["central_meridian",138.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","30168"]]

Read the full GeoServer guide →

How do I add EPSG:30168 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (30168, 'EPSG', 30168, '+proj=tmerc +lat_0=36 +lon_0=138.5 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=-146.414,507.337,680.507,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Tokyo / Japan Plane Rectangular CS VIII",GEOGCS["Tokyo",DATUM["Tokyo",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[-146.414,507.337,680.507,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4301"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",36],PARAMETER["central_meridian",138.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","30168"]]');

Read the full PostGIS guide →

How do I add EPSG:30168 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=36"
  "+lon_0=138.5"
  "+k=0.9999"
  "+x_0=0"
  "+y_0=0"
  "+ellps=bessel"
  "+towgs84=-146.414,507.337,680.507,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:30168 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:30168", "+proj=tmerc +lat_0=36 +lon_0=138.5 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=-146.414,507.337,680.507,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →

Type

Projected

Unit

metre

Geodetic CRS

Tokyo

Datum

Tokyo

Ellipsoid

Bessel 1841

Prime Meridian

Greenwich

Area of Use

Japan - zone VIII

Japan - onshore - Honshu between approximately 137°45'E and 139°E - Niigata-ken; Nagano-ken; Yamanas…

Coordinate System

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

Center Coordinates

10577.00 61788.70

Projected Bounds

286901.27 -108028.97123136.60 -161684.56

WGS84 Bounds

38.58 137.32139.91 34.54

Data Source

EPSG

Information Source

Geographic Survey Institute; Japan. http://vldb.gsi.go.jp/sokuchi/datum/tokyodatum.html

Revision Date

2002-06-22

Scope

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

Remarks

Replaced by JGD2000 / Japan Plane Rectangular CS VIII (code 2450) from April 2002.

EPSG

30168