355-0024 is a postalcode and its consensus geometry is derived from gn.
{"gn:adm1_code":"","gn:adm2_name":"Higashimatsuyamashi","mz:is_ceased":0,"geom:latitude":36.0333,"gn:name":"Rokkenchou","wof:name":"355-0024","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":"102191569","country_id":"85632429","locality_id":102032151,"postalcode_id":538170091,"region_id":85672807}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":139.415,"wof:id":538170091,"counts:concordances_total":1,"geom:type":"Point","wof:lastmodified":1474577255,"wof:belongsto":["102191569",102032151,"85632429",85672807],"gn:accuracy":"","gn:adm1_name":"Saitamaken","wof:concordances":{"gp:id":"26229589"},"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":"28408745","wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"JP","counts:names_languages":0,"geom:bbox":"139.415,36.0333,139.415,36.0333","gn:adm2_code":"","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"cd0e3d6dbddab44ac0f5d4383462a6e1","wof:parent_id":102032151,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}