Machikarte is one of the flagship sites operated by ISVD. Explore our other thematic sites below.
Machikarte Reports surface structural facts drawn from local-council speech data. We publish flagship reports at a 1-2/month cadence under CC BY 4.0, each accompanied by source URLs and reproducible SQL. Use them as a starting point for journalism and academic research.
Aggregated frequency of 'we will consider it' across 870 municipalities and 18.97M+ speeches. Maximum prefecture-level gap: 10.9x (Tottori 0.96% — Toyama 10.46%).
Aggregated council speeches from 238 municipalities to calculate the share of childcare and education debate. National average 9.1%; maximum 15.4%, minimum 0.3% — a ~50x gap. Negative correlation with aging rate (r=-0.362) and positive correlation with fiscal strength index (r=+0.395).
Speaking-time ratio relative to seat share. Comparing councils with large vs small divergence.
