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    "title": "Japan Railway Station API — Stations, Lines & Interchanges",
    "description": "Every railway station in Japan with coordinates, line, operator, prefecture and municipality code - plus the interchanges at that station. 9,059 stations, 597 lines, 178 operators, Shinkansen and tram flags. Government open data, no scraping.",
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          "stationNames": {
            "title": "Station names",
            "type": "array",
            "description": "Japanese station names, matched as substrings — `新宿` also finds 西新宿 and 新宿三丁目. Leave empty to search by area instead.",
            "default": [
              "東京"
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            "description": "Japanese line names, matched as substrings — `山手` finds 山手線, `新幹線` finds every Shinkansen line.",
            "items": {
              "type": "string"
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          "operators": {
            "title": "Operators",
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            "description": "Operator names, matched as substrings — `東日本旅客鉄道` for JR East, `東京地下鉄` for Tokyo Metro, `近畿日本鉄道` for Kintetsu.",
            "items": {
              "type": "string"
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            "description": "Prefecture names, with or without the suffix — `東京` and `東京都` both work.",
            "items": {
              "type": "string"
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          "municipalityCodes": {
            "title": "Municipality codes",
            "type": "array",
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              "type": "string"
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          },
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            "title": "Shinkansen stations only",
            "type": "boolean",
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          },
          "minInterchangeCount": {
            "title": "Minimum interchanges",
            "minimum": 0,
            "type": "integer",
            "description": "Only return stations served by at least this many other lines. Set to 3 to find the major hubs."
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          "groupByStation": {
            "title": "One row per station",
            "type": "boolean",
            "description": "By default you get one row per station and line. Turn this on to get one row per physical station, with all its lines in a `lines` array.",
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          },
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            "minimum": 1,
            "maximum": 50000,
            "type": "integer",
            "description": "Hard cap on the number of rows written. This is what determines the cost of the run.",
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          }
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