{"source_id":"kushiro_population_by_chome","metric_count":466804,"point_count":0,"latest_fetched_at":"2026-09-10T18:00:08.392Z","metrics":[{"name":"households_total","count":116701,"unit":"households","period_range":{"start":"2005-10-01","end":"2026-08-31"}},{"name":"population_female","count":116701,"unit":"persons","period_range":{"start":"2005-10-01","end":"2026-08-31"}},{"name":"population_male","count":116701,"unit":"persons","period_range":{"start":"2005-10-01","end":"2026-08-31"}},{"name":"population_total","count":116701,"unit":"persons","period_range":{"start":"2005-10-01","end":"2026-08-31"}}]}