Unfortunately the school address column does not include the postal code in either of these files. Here's sample output from ogrinfo. At this point I'm afraid I don't have many good ideas about how to finish this work, unless someone else from the Japanese mapping community has a suggestion.
OGRFeature(P29-13):7438 P29_001 (String) = 35201 P29_002 (String) = 16 P29_003 (String) = 16002 P29_004 (String) = 16002 P29_005 (String) = 玄洋中学校 P29_006 (String) = 彦島本村町2-8-1 P29_007 (Real) = 3.000000 X (Real) = 130.906788 Y (Real) = 33.942762 No (String) = 58 FLG (String) = 1 Memo (String) = H18KSJ Memo2 (String) = (null) F14 (String) = (null) F15 (String) = (null) F16 (String) = (null) F17 (String) = (null) memo3 (String) = (null) F18 (String) = (null) post offices: OGRFeature(P30-13):10320 P30_001 (String) = 26344 P30_002 (String) = 18 P30_003 (String) = 18002 P30_004 (String) = 18006 P30_005 (String) = 郷ノ口郵便局 P30_006 (String) = 郷之口本町16-2 P30_007 (Integer) = 0 X (Real) = 135.85202000000 Y (Real) = 34.85229400000 No (Integer) = 446 FLG (Integer) = 1 Memo (String) = H18KSJ Memo2 (String) = (null) memo3 (String) = (null) 行政コード (String) = (null) On Thu, Jan 29, 2015 at 5:52 AM, Satoshi IIDA <nyamp...@gmail.com> wrote: > > > e-Stat has confirmed > <https://gist.github.com/sbma44/2805ee5c0e8dc2825631> via email that > their data, when transformed, may be used and redistributed with > attribution. > Great! > In fact, "丁目 (neighbourhood)" polygon data is very rare (under Open > License), > and I'm super happy that we could use "when transformed" terms. > > > shapefile > What is the digits in Attribute Table? > It seems it is not post code. > > > address data with geometory > If I understand your motivation correctly, > most famous data is Kokudo_Suuchi_Joho (KSJ2) that could use even into OSM. > http://wiki.openstreetmap.org/wiki/Import/Catalogue/Japan_KSJ2_Import > > * list - http://nlftp.mlit.go.jp/ksj/ > > e.g. > * post office - http://nlftp.mlit.go.jp/ksj/gml/datalist/KsjTmplt-P30.html > code "P30_006" is address column. > * school - http://nlftp.mlit.go.jp/ksj/gml/datalist/KsjTmplt-P29.html > code "P29_006" is address column. > > But the notation for address is very messy. > > Anyone knows the geometory dataset with post-code? > どなたか、郵便番号と住所 (と、緯度経度) が対になったOpenなデータセットをご存知ありませんか？ > > > > > 2015-01-29 8:51 GMT+09:00 Tom Lee <t...@mapbox.com>: > >> I've made a bit more progress. First, e-Stat has confirmed >> <https://gist.github.com/sbma44/2805ee5c0e8dc2825631> via email that >> their data, when transformed, may be used and redistributed with >> attribution. >> >> Second, I have successfully joined the data together using the methods I >> described above. Below is a link to the compressed shapefile (~240MB). >> >> https://www.dropbox.com/s/j9sfaogofg5tkkr/japan_estat_joined.zip?dl=0 >> >> I would be grateful for any feedback you can offer on the correctness of >> this geometry, suggestions for means of evaluating it, or how a postal code >> might be assigned to each polygon. >> >> At the moment I believe I need a source of point geometry that can be >> used to assign postcodes to these polygons. I have working code written >> using some restaurant locations pulled from the web, but this only covers >> about 1% of the polygons. If anyone has appropriate data available under an >> acceptably open license, please let me know if you'd be willing to share >> it! I have not done much research, but I can imagine that voting locations, >> school locations or other public data might be appropriate to this use. >> >> Thanks very much for any advice or thoughts you might have. >> >> Tom Lee >> >> >> >> On Tue, Jan 27, 2015 at 10:25 AM, Tom Lee <t...@mapbox.com> wrote: >> >>> Thank you! This is quite encouraging. I am unable to read Japanese, but >>> Google Translate makes your interpretation -- that distributing modified >>> data is okay -- seem reasonable to me. I will email e-Stat for >>> clarification, and would welcome any thoughts that others on this list >>> might have about this. >>> >>> Thank you also for the jamfunk.jp links. This is detail about the Japan >>> Post CSV that I did not know, and which will certainly be useful. I do not >>> believe that it contains a mapping that would allow postcodes to be >>> connected to the geometry derived from e-Stat. However, I do have a >>> database of zip code centroids for Japan which could be used. I will have >>> to check the licensing and see if it can be used to create a >>> redistributable product. >>> >>> >>> On Mon, Jan 26, 2015 at 11:14 PM, Satoshi IIDA <nyamp...@gmail.com> >>> wrote: >>> >>>> >>>> Hello, >>>> >>>> Amazing work! >>>> >>>> 1. source of geo-data >>>> At first glance, e-Stats data is not "Open" as we use. >>>> Data re-distribution is forbidden by Terms of Use. >>>> >>>> http://e-stat.go.jp/SG2/eStatFlex/help/content/_73.html#B007 >>>> > Ｂ－７． 第三者に提供することを目的として、ダウンロードしたデータを利用することはできますか？ >>>> > 本システムからダウンロードしたデータを複製（ファイル形式を変換しての複製を含む）してそのまま第三者に譲渡することは禁じています。 >>>> > 詳細については、ダウンロードデータについての『使用上の注意』をご参照ください。 >>>> >>>> http://e-stat.go.jp/SG2/eStatFlex/help/content/_72.html >>>> > ２．利用の制限 >>>> > >>>> 利用者は、本システムでダウンロードしたデータ及び画像データをそのまま複製（ファイル形式を変換しての複製を含む。）して第三者に譲渡することを禁じます。 >>>> >>>> Maybe "そのまま複製 (just copied one)" in this sentence means >>>> "データを付け加えるなど、加工すれば配布OK (modified data is permitted to distribute)". >>>> Is my understanding same as yours? :) >>>> >>>> 2. Combination of "丁目" polygon and ZIP-code digit >>>> Perfect correspondence would be difficult, but it is worth to tackle! >>>> >>>> Famous errors in ZIP csv are summarized in this site. >>>> http://jamfunk.jp/wp/?page_id=356 >>>> http://jamfunk.jp/wp/?p=390 >>>> http://jamfunk.jp/wp/?p=417 >>>> >>>> I guess most annoying is "○○の一部 (part of XXX chome)" descriptions. >>>> Famous around Iwate Prefecture. >>>> http://www.city.morioka.iwate.jp/sumai/jukyohyoji/tsushida/008020.html >>>> >>>> In other word, I guess we could make 99% of the data (except those >>>> errors). >>>> >>>> Best! >>>> >>>> >>>> 2015-01-27 7:10 GMT+09:00 Tom Lee <t...@mapbox.com>: >>>> >>>>> Update: I have spent some time experimenting with the Census >>>>> shapefiles, and it seems as though one of their ID fields might be usable >>>>> for joining census polygons into postal code polygons. Specifically: >>>>> >>>>> shp2pgsql -W SJIS h22ka13115.shp tokyo1 | psql japan >>>>> >>>>> echo "create table tokyozip as select left(KEY_CODE, 10) as KEY_CODE, >>>>> st_setsrid(st_union(st_buffer(geom,0)),4326) as geom from tokyo1 group by >>>>> left(KEY_CODE, 10);" | psql japan >>>>> >>>>> Was used to generate the following shapefile: >>>>> >>>>> http://cl.ly/3p2V1p400h3b/possible_tokyo_postcode.zip >>>>> >>>>> Assigning the correct post code is still a problem to be solved. I >>>>> also don't have as much data (or familiarity with Japanese post codes) as >>>>> I >>>>> would like to test this hypothesis. Any advice will be much appreciated. >>>>> >>>>> http://i.imgur.com/JMYR09w.jpg >>>>> >>>>> >>>>> Tom >>>>> >>>>> On Mon, Jan 26, 2015 at 3:37 PM, Tom Lee <t...@mapbox.com> wrote: >>>>> >>>>>> I have been trying to find geometry that corresponds to Japanese >>>>>> postal codes (sometimes also called zip codes). I initially joined Japan >>>>>> Post's CSV download to MLIT's administrative boundary shapefile, but this >>>>>> has proven to be too low-resolution. >>>>>> >>>>>> I have found the PAREA Zip product >>>>>> <http://www.parea.jp/datebase/area_map/index.html>, but of course an >>>>>> open source of data would be preferable. >>>>>> >>>>>> I am particularly curious to know whether E-Stat/Census data can be >>>>>> used to create postal code polygons. If you visit this URL: >>>>>> >>>>>> http://e-stat.go.jp/SG2/eStatGIS/page/download.html >>>>>> >>>>>> and select "平成２２年国勢調査（小地域） 2010/10/01" >>>>>> >>>>>> You can then choose a smaller area and download a high-resolution >>>>>> mesh as a shapefile. That file's field definitions can be found here: >>>>>> >>>>>> >>>>>> http://e-stat.go.jp/SG2/eStatFlex/help/content/downloaddata/A002005212010.pdf >>>>>> >>>>>> Here is one such shapefile in QGIS, overlaid on Bing aerial imagery: >>>>>> http://i.imgur.com/7z1dhn4.jpg >>>>>> >>>>>> Although the polygons are well-indexed, they do not seem to >>>>>> correspond to postal codes. >>>>>> >>>>>> Is anyone aware of a means of mapping the data included in this >>>>>> shapefile to postal codes? I would be very glad to share the results of >>>>>> my >>>>>> efforts under an open license, should I prove able to solve this problem >>>>>> (E-Stat's license seems to make this possible). >>>>>> >>>>>> Thanks very much! >>>>>> >>>>>> Tom Lee >>>>>> >>>>> >>>>> >>>>> _______________________________________________ >>>>> Talk-ja mailing list >>>>> Talk-ja@openstreetmap.org >>>>> https://lists.openstreetmap.org/listinfo/talk-ja >>>>> >>>>> >>>> >>>> >>>> -- >>>> Satoshi IIDA >>>> mail: nyamp...@gmail.com >>>> twitter: @nyampire >>>> >>>> _______________________________________________ >>>> Talk-ja mailing list >>>> Talk-ja@openstreetmap.org >>>> https://lists.openstreetmap.org/listinfo/talk-ja >>>> >>>> >>> >> >> _______________________________________________ >> Talk-ja mailing list >> Talk-ja@openstreetmap.org >> https://lists.openstreetmap.org/listinfo/talk-ja >> >> > > > -- > Satoshi IIDA > mail: nyamp...@gmail.com > twitter: @nyampire > > _______________________________________________ > Talk-ja mailing list > Talk-ja@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-ja > >
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