{"meta":{"exportedAt":"2026-10-31T08:55:11.168Z","formatVersion":2,"selection":{"q":"ferry","system":"","harm":"","context":"","country":"","role":"","relation":"core","evidence":"","year":"unknown","response":"","severity":"","verification":"","view":"incidents","sort":"added"},"totalIncidents":1,"coverage":{"cases":1,"countries":1,"languages":1,"unknownLocation":0,"locationPending":0,"unknownLanguage":0,"unknownDate":1,"lawsuits":0,"regulatory":0,"minors":0,"coreRelations":1,"contextualRelations":0,"mixedRelations":0,"unknownRelations":0,"relationPending":0,"relationUnknown":0},"countingNote":"Distinct public cases in this selection. People counts apply within individual cases only; cross-case person overlap has not been resolved. No population incidence estimate.","affectedCountNote":"Interpret person counts with affectedCountStatus and the reported effects. Unquantified zeros are placeholders, not a measured zero.","source":"AI incidents","publisher":"NOPE","url":"https://nope.net/incidents","license":"CC BY 4.0"},"incidents":[{"id":"2026-kagawa-traveller-says-ai-built-itinerary-listed-nonexistent-naoshima-ferry-time-museum-booking-lost-first-person","caseFacts":{"claims":[{"id":"c1","status":"reported","evidence":[{"locator":"今回の香川・岡山・直島への二泊三日のひとり旅。; 旅のプランニングには、AIを活用してみました。; ２、３往復AIと会話して、ほんの10分程度で見事な旅程が組まれました。","relation":"supports","source_id":"s1"}],"assertion":"The traveller writes that they used an AI tool to plan a two-night solo trip to Kagawa, Okayama and Naoshima, and that two or three exchanges produced an itinerary in about ten minutes.","causal_attribution":"The author's own account."},{"id":"c2","status":"reported","evidence":[{"locator":"AIが作った旅程に従って、おすすめされたとおりにタクシーで急いで高松港へ。; いや、正確には、AIが旅程に組み込んでいた時間にフェリーがなかったのです。; 結局、1時間30分以上も高松港で足止め。","relation":"supports","source_id":"s1"}],"assertion":"Following the AI-built itinerary, they say, they took a taxi in a hurry to Takamatsu port, where there was no ferry at the time the AI had put in the itinerary, and they were held at the port for more than an hour and a half.","causal_attribution":"The author attributes the missing sailing to the itinerary's time; the itinerary text itself is not reproduced."},{"id":"c3","status":"reported","evidence":[{"locator":"しかも、1か月前から予約していた直島の地中美術館にも、この時間のズレが響いてきます。; 美術館の予約時間をずらそうにも、翌日に変更しようにも、空きがない。結局、予約をキャンセルし、今回は行けないことに。","relation":"supports","source_id":"s1"}],"assertion":"They write that the delay affected their Chichu Art Museum reservation on Naoshima, made a month earlier; with no free slot later that day or the next day, they cancelled it.","causal_attribution":"The author's own account of the consequence."},{"id":"c4","status":"reported","evidence":[{"locator":"AIが作った旅程の時刻を、ひとつずつ公式ホームページで確認し直すことに。; もちろん、AIが悪いというより、確認を任せきりにした私にも問題があったわけで。; きっと今後も使うと思います。","relation":"supports","source_id":"s1"}],"assertion":"They then checked every time in the itinerary against official websites, write that they share the blame for leaving the checking to the AI, and says they expect to keep using AI for trip ideas.","causal_attribution":"The author's own assessment; kept as counterevidence on causation."}],"effects":[{"label":"held at the ferry port for more than 90 minutes after following the AI itinerary","claim_id":"c2","direction":"negative"},{"label":"cancelled a museum reservation made a month in advance","claim_id":"c3","direction":"negative"}],"sources":[{"id":"s1","url":"https://note.com/lagomstyle/n/n772da66d4a6c","kind":"first_person_blog","access":"read","language":"ja","translation_note":"Read in full in Japanese on 2026-10-31 (HTTP 200; bodies/note-com-lagomstyle-n-n772da66d4a6c.txt); publication time 2026-10-29 09:42 JST and the two reader comments with the author's reply read through the note.com API (bodies/note-api-n772da66d4a6c.json). Translated by the research agent (an AI); no human translator.","independence_group":"traveller-note-com-post-naoshima"}],"version":1,"ai_roles":["own_use"],"contexts":["everyday_life"],"unknowns":["The trip dates; the post, dated 29 October 2026, gives only that the ferries they later took ran on a Friday and a Saturday.","Which AI tool they used and the exact itinerary it produced.","Whether the reservation fee was refunded."],"geography":{"basis":"The post places the stranding at Takamatsu port (Kagawa) and the cancelled reservation at the Chichu Art Museum on Naoshima, both in Japan, where the traveller was at the time. Their residence is not stated.","court_countries":[],"event_countries":["JP"],"affected_person_countries":["JP"]},"publication":{"basis":"Published as a core first-person case (communicated_with). The traveller says an AI-built itinerary gave a ferry time with no sailing, that following it left them waiting over 90 minutes at Takamatsu port, and that they had to cancel a museum booking. The account is single-source and they share the blame for not checking.","reviewed_on":"2026-10-31"},"ai_involvement":{"basis":"The traveller writes that an AI tool built their itinerary in conversation and that it placed a Takamatsu to Naoshima ferry at a time when no ferry ran. They say they followed it, waited more than 90 minutes at the port and, as a result, cancelled their timed museum entry. The tool is unnamed and the itinerary text is not reproduced, so the AI output rests on their account.","status":"reported"},"person_relations":["communicated_with"]},"name":"First-person account: traveller in Japan says an AI-built itinerary listed a Naoshima ferry time with no sailing, costing them a timed museum entry","summary":"In a post on note.com dated 29 October 2026, a traveller writes that they planned a two-night solo trip to Kagawa, Okayama and Naoshima with an AI tool, which produced an itinerary in two or three exchanges. Following it, they took a taxi in a hurry to Takamatsu port, where staff told them there was no ferry at the time the AI had put in the itinerary. They say they were held at the port for more than an hour and a half and, unable to move their Chichu Art Museum reservation, made a month earlier, to another slot that day or the next, cancelled it. They then checked every time in the itinerary against official websites. They write that they share the blame for leaving the checking to the AI and expect to keep using it for ideas. The post does not name the AI tool or give the trip date.","incidentKind":"single_event","incidentDatePrecision":"unknown","exposurePattern":"single_interaction","reportedDate":"2026-10-29","aiSystem":"An AI tool the traveller used to plan their itinerary in conversation; the post does not name it","aiProduct":"Unidentified chatbot","severity":"low","verificationStatus":"unverified","harmCategories":[],"harmOutcomes":["other_material_harm"],"harmOutcomeSummary":"The traveller says they were stranded at Takamatsu port for more than 90 minutes because the AI itinerary listed a ferry that did not run at that time, and had to cancel a museum reservation they had made a month earlier.","frameworkFacets":[],"pathwayDirection":"inward","causationStatus":"alleged","participantUsersAffectedMin":1,"otherPeopleHarmedMin":0,"affectedCountStatus":"exact","affectedCountEvidence":"One person: the traveller, who used the AI tool themself.","victimAgeRange":"unknown","platformType":"chatbot","outcomeStatus":"unknown","primarySourceUrl":"https://note.com/lagomstyle/n/n772da66d4a6c","primarySourceLabel":"note.com post by the traveller: solo trip to Naoshima after leaving the itinerary to AI, 29 Oct 2026","firstPublishedAt":"2026-10-31T03:11:42.443649+00:00","updatedAt":"2026-10-31T03:11:42.443649+00:00","scopeVersion":"facts-v3","tags":["first-person","note-com","travel-itinerary","ferry","japan"]}]}