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Total and collapsed length of seawalls in Minami-Soma compiled by Kato et al. (2013)
| Area | Total length (m) | Length (m) for ‘complete collapse’ | Ratio (%) |
|---|---|---|---|
| Obama | 1,483 | 469 | 32% |
| Tsukabara | 2,041 | 99 | 5% |
| Murakami | 201 | 0 | 0% |
| Tsunobeuchi | 1,581 | 61 | 4% |
| Idagawa | 1,652 | 0 | 0% |
