{
  "x-provenance": {
    "generated": "2026-09-01",
    "method": "derived",
    "x-derived-from": "live probes of the OAI-PMH Identify/ListMetadataFormats responses, the jMorp GraphQL introspection, and the ROR record, run 2026-09-01",
    "x-source-url": "https://tohoku.repo.nii.ac.jp/oai?verb=Identify",
    "note": "Authored by API Evangelist. Tohoku University publishes no JSON-LD context of its own; this is our description of its surfaces, not a provider artifact."
  },
  "@context": {
    "@version": 1.1,
    "schema": "https://schema.org/",
    "oai": "http://www.openarchives.org/OAI/2.0/",
    "dc": "http://purl.org/dc/elements/1.1/",
    "jpcoar": "https://irdb.nii.ac.jp/schema/jpcoar/2.0/",
    "University": "schema:CollegeOrUniversity",
    "name": "schema:name",
    "alternateName": "schema:alternateName",
    "description": "schema:description",
    "url": {
      "@id": "schema:url",
      "@type": "@id"
    },
    "logo": {
      "@id": "schema:logo",
      "@type": "@id"
    },
    "foundingDate": "schema:foundingDate",
    "location": "schema:location",
    "department": "schema:department",
    "subOrganization": "schema:subOrganization",
    "email": "schema:email",
    "Repository": "schema:DataCatalog",
    "repositoryName": "oai:repositoryName",
    "baseURL": {
      "@id": "oai:baseURL",
      "@type": "@id"
    },
    "protocolVersion": "oai:protocolVersion",
    "earliestDatestamp": "oai:earliestDatestamp",
    "granularity": "oai:granularity",
    "adminEmail": "oai:adminEmail",
    "metadataFormat": "oai:metadataPrefix",
    "Record": "schema:CreativeWork",
    "identifier": "dc:identifier",
    "title": "dc:title",
    "creator": "dc:creator",
    "publisher": "dc:publisher",
    "date": {
      "@id": "dc:date",
      "@type": "schema:Date"
    },
    "type": "dc:type",
    "subject": "dc:subject",
    "language": "dc:language",
    "rights": "dc:rights",
    "ror": "https://ror.org/",
    "identifierScheme": "schema:identifier",
    "sameAs": {
      "@id": "schema:sameAs",
      "@type": "@id"
    },
    "Api": "schema:WebAPI",
    "operator": "schema:provider",
    "documentation": {
      "@id": "schema:documentation",
      "@type": "@id"
    }
  },
  "@type": "University",
  "@id": "https://www.tohoku.ac.jp/en/",
  "name": "Tohoku University",
  "alternateName": "東北大学",
  "description": "A national research university in Sendai, Japan, founded in 1907. Operates the TOUR institutional repository, which exposes a live OAI-PMH 2.0 metadata harvesting endpoint.",
  "url": "https://www.tohoku.ac.jp/en/",
  "foundingDate": "1907",
  "email": "syskan@grp.tohoku.ac.jp",
  "subOrganization": [
    {
      "@type": "Repository",
      "repositoryName": "Tohoku University Repository (TOUR)",
      "url": "https://tohoku.repo.nii.ac.jp/",
      "baseURL": "https://tohoku.repo.nii.ac.jp/oai",
      "protocolVersion": "2.0",
      "earliestDatestamp": "2016-06-09T00:00:00Z",
      "granularity": "YYYY-MM-DDThh:mm:ssZ",
      "adminEmail": "syskan@grp.tohoku.ac.jp",
      "metadataFormat": [
        "oai_dc",
        "jpcoar_1.0",
        "jpcoar_2.0",
        "ddi",
        "lom"
      ],
      "operator": "National Institute of Informatics (JAIRO Cloud / WEKO3) — x-operator: tenant"
    },
    {
      "@type": "Api",
      "name": "jMorp GraphQL API",
      "@id": "https://jmorp.megabank.tohoku.ac.jp/api/graphql",
      "url": "https://jmorp.megabank.tohoku.ac.jp/",
      "description": "Public, anonymous, read-only GraphQL API for the Japanese Multi Omics Reference Panel, published by the Tohoku Medical Megabank Organization on Tohoku University’s own domain. 305 query-root fields, introspection enabled, no mutation root.",
      "operator": "Tohoku Medical Megabank Organization, Tohoku University — x-operator: institution",
      "documentation": "https://raw.githubusercontent.com/api-evangelist/tohoku/refs/heads/main/graphql/tohoku-jmorp-graphql.md"
    }
  ],
  "sameAs": [
    "https://ror.org/01dq60k83",
    "https://www.wikidata.org/wiki/Q863449"
  ]
}