{"type": {"key": "/type/work"}, "title": "\u6d41\u884c\u6b4c\u3067\u3064\u3065\u308b\u65e5\u672c\u73fe\u4ee3\u53f2", "subjects": ["Popular music", "History and criticism", "Social conditions"], "subject_places": ["Japan"], "subject_times": ["1868-"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL15212180A"}}], "key": "/works/OL44358193W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-11-09T03:19:57.146365"}, "last_modified": {"type": "/type/datetime", "value": "2025-11-09T03:19:57.146365"}}