Matsusaka in context: Street-network sprawl trends

Matsusaka in context

2.12.42.733.3<19751976–19901991–20052006–2020SNDi of street additions
2.12.42.733.3<19751976–19901991–20052006–2020SNDi of entire street network
MatsusakaMie (Region)Japan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Matsusaka plotted against Mie and Japan. The SNDi of new construction in Matsusaka rose steadily, compared to Mie which followed a zig-zag trend with an overall increase and Japan which followed a zig-zag trend with an overall increase. Most recently, Matsusaka's incremental SNDi rose from 2.87 to 3.2 between 1991-2005 and 2006-2020. In terms of the aggregate network, Matsusaka ranked 1st out of 2 cities in Mie and 65th out of 135 in Japan as of 2020.

New Street Additions (2006–2020)

SNDi value
3.2
Rank in Japan
94th of 135
Rank in Mie
1st of 2

Entire Network (Aggregate)

SNDi value
2.25
Rank in Japan
65th of 135
Rank in Mie
1st of 2

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
MatsusakaJandQingyuan

In new street additions, Matsusaka and Qingyuan both built increasingly disconnected streets over time, while Jand fluctuated in its street-construction patterns. For the full network, Matsusaka and Qingyuan both became progressively more disconnected, while Jand became progressively more connected. Notably, Matsusaka had a more sprawly network than Qingyuan in 1975 but the two have since reversed their relative ranking.