Basin scale

Rivers

Total length (km)

Basin area (km²)

Annual precipitation (mm)

Large

Miya

91

920

Mountainous area: 2500 - 3000 mm

Plains area: approximately 2000 - 2500 mm

Kushida

85

461

Mountainous area: approximately 2500 mm

Plains area: 1600 - 2200 mm

Kumozu

55

550

Mountainous area: approximately 2200 mm

Plains area: 1600 - 1800 mm

Suzuka

38

323

Mountainous area: approximately 2200 mm

Plains area: approximately 1800 - 2000 mm

Small

Shio

8.9

37.3

Harai

10

15.2

Approximately: 1600 - 2200 mm

Tanaka

4.9

8.5

Approximately: 1700 - 2300 mm

Shinbori

2.2

6.3