ms Westerdam · Source evidence
Official sources first; otherwise a strict majority of distinct aggregators, then completeness and configured source order. Positive tender evidence from any source is retained. General port guidance does not confirm an individual itinerary call.
{
"ship": "ms Westerdam",
"source": "cruisemapper",
"start_date": "2026-09-27",
"nights": 14,
"title": "14 nights, round-trip from Tokyo, Japan",
"end_date": "2026-10-11",
"embark_port": "Tokyo",
"disembark_port": "Tokyo, Japan",
"ship_imo": "9226891",
"calls": [
{
"date": "2026-09-27",
"port": "Tokyo, Japan",
"arrival": null,
"departure": "19:00",
"country": "Japan",
"locode": null,
"port_source_id": "9017",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "27 Sep 19:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-f520c8f79ed1a7",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-09-29",
"port": "Kobe-Osaka, Kyoto, Japan",
"arrival": "06:30",
"departure": "19:00",
"country": "Japan",
"locode": null,
"port_source_id": "11",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "29 Sep 06:30 - 19:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-f4c80fabf69759",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-09-30",
"port": "Kochi City, Japan Kochi",
"arrival": "08:00",
"departure": "17:00",
"country": "Japan",
"locode": null,
"port_source_id": "581",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "30 Sep 08:00 - 17:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-61eee292d35065",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-01",
"port": "Hiroshima City, Japan Hiroshima",
"arrival": "08:00",
"departure": "23:59",
"country": "Japan",
"locode": null,
"port_source_id": "475",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "01 Oct 08:00 - 23:59",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-4ed5473e3d7080",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-03",
"port": "Busan, Korea",
"arrival": "08:00",
"departure": "18:00",
"country": "Korea",
"locode": null,
"port_source_id": "225",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "03 Oct 08:00 - 18:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-62983ae06b1661",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-04",
"port": "Sakaiminato-Matsue, Japan Tottori",
"arrival": "08:00",
"departure": "17:00",
"country": "Japan",
"locode": null,
"port_source_id": "351",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "04 Oct 08:00 - 17:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-6aec974e1f6021",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-05",
"port": "Tsuruga, Japan Fukui",
"arrival": "08:00",
"departure": "17:00",
"country": "Japan",
"locode": null,
"port_source_id": "5236",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "05 Oct 08:00 - 17:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-744d9ef25a238e",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-06",
"port": "Toyama City, Japan Toyama",
"arrival": "08:00",
"departure": "18:00",
"country": "Japan",
"locode": null,
"port_source_id": "360",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "06 Oct 08:00 - 18:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-4f7b6a2a945f7a",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-07",
"port": "Sakata, Japan Yamagata",
"arrival": "08:00",
"departure": "19:00",
"country": "Japan",
"locode": null,
"port_source_id": "11808",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "07 Oct 08:00 - 19:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-47b21a00dcbc7e",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-08",
"port": "Aomori City, Japan Aomori",
"arrival": "08:00",
"departure": "21:00",
"country": "Japan",
"locode": null,
"port_source_id": "582",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "08 Oct 08:00 - 21:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-62de2be1bf3226",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-09",
"port": "Hakodate, Japan Oshima",
"arrival": "08:00",
"departure": "17:00",
"country": "Japan",
"locode": null,
"port_source_id": "474",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "09 Oct 08:00 - 17:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
},
"departure": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-5acd62c56c6619",
"tender_reported": false,
"tender_possible": false
},
{
"date": "2026-10-11",
"port": "Tokyo, Japan",
"arrival": "08:00",
"departure": "19:00",
"country": "Japan",
"locode": null,
"port_source_id": "9017",
"tender": null,
"tender_evidence": [],
"sea_day": false,
"departure_date": null,
"raw_time": "11 Oct 08:00",
"sources": [
"cruisemapper"
],
"scenic_cruising": false,
"original_port": null,
"timing_selection": {
"policy": "official-first; strict majority of distinct aggregators; completeness; configured source order",
"fields": {
"arrival": {
"source": "cruisemapper",
"method": "completeness_then_source_order"
}
},
"primary_source": "cruisemapper"
},
"portId": "p-f520c8f79ed1a7",
"tender_reported": false,
"tender_possible": false
}
],
"source_id": "5207026",
"url": "https://www.cruisemapper.com/ships/ms-Westerdam-710?tab=itinerary",
"sources": [
"cruisemapper"
],
"field_sources": {
"title": "cruisemapper",
"nights": "cruisemapper",
"end_date": "cruisemapper",
"embark_port": "cruisemapper",
"disembark_port": "cruisemapper",
"ship_imo": "cruisemapper",
"url": "cruisemapper",
"source_id": "cruisemapper"
},
"shipId": "s-6bddf5eea21f89",
"id": "v-a15a54acf22bc0",
"path": "/v/holland-america-line/ms-westerdam/20260927-20261011",
"pathAliases": []
}