979-0142 is a postalcode and its consensus geometry is derived from gn.
{"gn:adm1_code":"","gn:adm2_name":"Iwakishi","mz:is_ceased":0,"geom:latitude":36.8879,"gn:name":"Nakosomachi(Sakai)","wof:name":"979-0142","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":"102191569","country_id":"85632429","postalcode_id":538367061,"region_id":85672835}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":140.767,"wof:id":538367061,"counts:concordances_total":1,"geom:type":"Point","wof:lastmodified":1474577569,"wof:belongsto":["102191569","85632429",85672835],"gn:accuracy":"","gn:adm1_name":"Fukushimaken","wof:concordances":{"gp:id":"26219367"},"wof:repo":"whosonfirst-data-postalcode-jp","gn:adm3_name":"","src:geom":"gn","wof:country":"JP","counts:names_preferred":0,"gn:adm3_code":"","gp:parent_id":"28398788","wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"JP","counts:names_languages":0,"geom:bbox":"140.767,36.8879,140.767,36.8879","gn:adm2_code":"","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"138b35810ab81e3a741dbbf2026ebaab","wof:parent_id":85672835,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}