| 1 | How high a dyke? | |
| 2 | To take charge of the administration and protection of municipal water courses, reservoirs, lakes and embankments; | |
| 3 | To take charge of the administration and protection of provincial water courses, reservoirs, lakes and embankments; | |
| 4 | To take charge of the administration and protection of regional water courses, reservoirs, lakes and embankments; | |
| 5 | To take charge of the administration and protection of prefectural water courses, reservoirs, lakes and embankments; |