{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.sent","code":"thing-q1046648","url":"https://ver.cy/models/thing/q1046648/","name":"sentō","alternateNames":[],"kind":"thing","status":"research-draft","version":"0.2.0-wave.3","language":"en","classifiers":{"family":"Thing Registry","category":"","entryKind":"","plane":"","domain":["PHY.BLT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A Japanese public bathhouse where customers pay to bathe in shared hot baths after washing at seated stations, historically serving neighbourhoods without home baths and today a cultural institution with distinctive architecture, painted murals of Mount Fuji, gender-separated bathing areas and etiquette; sento are regulated as public baths, differ from onsen fed by hot springs, and have declined in number while some are revived as heritage and community spaces.","purpose":"Let an agent explain what a sento is and how it is used, relay etiquette, regulation and history from Japanese sources with attribution, distinguish sento from onsen and super sento, and point to heritage and tourism information.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Heated tap water","Regulated fixed prices in many prefectures","Neighbourhood role","Distinctive architecture and murals"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What a sento is.","layers":[{"id":"definition","name":"Definition","description":"Definition and layout.","findings":[{"id":"definition-finding","name":"Definition","description":"Definition.","questions":[{"text":"What is a sento, and how is it laid out and used?","kind":"definition"},{"text":"Is the question about a sento, an onsen or a super sento?","kind":"boundary"}]}]},{"id":"etiquette","name":"Etiquette","description":"Etiquette.","findings":[{"id":"etiquette-finding","name":"Etiquette","description":"Etiquette.","questions":[{"text":"What etiquette applies, from washing before bathing to rules on tattoos and towels?","kind":"provenance"},{"text":"Which entry fits Japanese bathing culture?","kind":"action"}]}]}]},{"id":"rules","name":"Rules","description":"Regulation and operation.","layers":[{"id":"law","name":"Law","description":"Regulation.","findings":[{"id":"law-finding","name":"Law","description":"Law.","questions":[{"text":"How are sento regulated and priced in Japan?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]},{"id":"operation","name":"Operation","description":"Operation.","findings":[{"id":"operation-finding","name":"Operation","description":"Operation.","questions":[{"text":"How are sento run, heated and maintained?","kind":"provenance"},{"text":"Which sources are cited?","kind":"provenance"}]}]}]},{"id":"culture","name":"Culture","description":"Culture and heritage.","layers":[{"id":"history","name":"History","description":"History.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"How did sento develop from Edo-period bathhouses to the post-war peak and decline?","kind":"provenance"},{"text":"Which entry fits the history of Japanese bathing?","kind":"action"}]}]},{"id":"heritage","name":"Heritage","description":"Architecture and heritage.","findings":[{"id":"heritage-finding","name":"Heritage","description":"Heritage.","questions":[{"text":"What architectural features and murals characterise sento, and how are they preserved?","kind":"provenance"},{"text":"Which entry fits a specific sento?","kind":"action"}]}]}]},{"id":"today","name":"Today","description":"Decline and revival.","layers":[{"id":"decline","name":"Decline","description":"Decline.","findings":[{"id":"decline-finding","name":"Decline","description":"Decline.","questions":[{"text":"Why have sento declined, and what do statistics show, with sources?","kind":"measurement"},{"text":"Is the information current?","kind":"boundary"}]}]},{"id":"revival","name":"Revival","description":"Revival and tourism.","findings":[{"id":"revival-finding","name":"Revival","description":"Revival.","questions":[{"text":"How are sento being revived as community and tourist spaces?","kind":"provenance"},{"text":"Which entry fits tourism in Japan?","kind":"action"}]}]}]}]},"agentConduct":{"may":["explain the bathhouse and its use","relay etiquette and regulation","distinguish from onsen and other baths","relay history and heritage information"],"mustNot":[],"requiresHuman":[]},"ethics":{"considerations":[],"affectedParties":[]},"owners":{"steward":"","roles":[],"masterSystems":[]},"relations":[{"target":"public bath in Japan","type":"related","note":"in registry terms"},{"target":"public bath","type":"related","note":"in general"},{"target":"onsen","type":"related","note":"hot spring bath"},{"target":"Public Bath Act","type":"related","note":"in Japan"}],"interaction":{"identity":{"applicability":"required","items":[]},"properties":{"applicability":"required","items":["bath temperature: about 40-44 degrees C - typical","number in Japan: under 2000 count - declining from over 17000 in the 1960s"]},"recognition":{"applicability":"required","items":["Japanese neighbourhood public bath with heated tap water","Washing stations, shared baths, murals","Onsen use natural hot spring water; super sento are large leisure complexes","A building with a noren curtain at the entrance, separate men and women sections, a changing room, rows of washing stations and tiled hot baths, often with a Mount Fuji mural."]},"capabilities":{"applicability":"required","items":["explain the bathhouse and its use","relay etiquette and regulation","distinguish from onsen and other baths","relay history and heritage information"]},"hazards":{"applicability":"required","items":["Decline and closure","Etiquette breaches by unfamiliar visitors","Hygiene issues if standards lapse"]},"interfaces":{"applicability":"required","items":["Public Bath Act of Japan","Prefectural price regulation for public baths","Hygiene and water quality standards"]},"context":{"applicability":"required","items":["Public bathing and community life in Japan.","traditional neighbourhood sento","designer and renovated sento","super sento leisure complexes, a related type","historical sento and Edo-period bathhouses","sento outside Japan by adoption"]}},"sources":[],"openQuestions":["Should super sento be a separate entry?","How should Japanese regulatory sources be linked?","How should heritage listings of sento be recorded?","Which entry fits Japanese bathing culture?","Which entry fits the history of Japanese bathing?","Which entry fits a specific sento?"],"resources":{"spec":"/models/things/publications/thing-q1046648/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q1046648/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T22:30:46Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"derived","ethics":"missing","owners":"missing","relations":"filled","interaction.identity":"missing","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"missing"},"notes":{"agentConduct":"Affordances listed as what may be done; prohibitions collected from the text.","sources":"Written from model knowledge without web access; claims are unverified."},"score":0.735}}