Dietary Reference Intakes for Potassium in Japan (per day)

Males
0-5 months
AI 400 mg
DG -
6-11 months
AI 700 mg
DG -
1-2 years
AI 900 mg
DG -
3-5 years
AI 1100 mg
DG -
6-7 years
AI 1300 mg
DG >1800 mg
8-9 years
AI 1600 mg
DG >2000 mg
10-11 years
AI 1900 mg
DG >2200 mg
12-14 years
AI 2400 mg
DG >2600 mg
15-17 years
AI 2800 mg
DG >3000 mg
18-29 years
AI 2500 mg
DG >3000 mg
30-49 years
AI 2500 mg
DG >3000 mg
50-69 years
AI 2500 mg
DG >3000 mg
70 years and older
AI 2500 mg
DG >3000 mg
Males AI DG
0-5 months 400 mg -
6-11 months 700 mg -
1-2 years 900 mg -
3-5 years 1100 mg -
6-7 years 1300 mg >1800 mg
8-9 years 1600 mg >2000 mg
10-11 years 1900 mg >2200 mg
12-14 years 2400 mg >2600 mg
15-17 years 2800 mg >3000 mg
18-29 years 2500 mg >3000 mg
30-49 years 2500 mg >3000 mg
50-69 years 2500 mg >3000 mg
70 years and older 2500 mg >3000 mg
Females
0-5 months
AI 400 mg
DG -
6-11 months
AI 700 mg
DG -
1-2 years
AI 800 mg
DG -
3-5 years
AI 1000 mg
DG -
6-7 years
AI 1200 mg
DG >1800 mg
8-9 years
AI 1500 mg
DG >2000 mg
10-11 years
AI 1800 mg
DG >2000 mg
12-14 years
AI 2200 mg
DG >2400 mg
15-17 years
AI 2100 mg
DG >2600 mg
18-29 years
AI 2000 mg
DG >2600 mg
30-49 years
AI 2000 mg
DG >2600 mg
50-69 years
AI 2000 mg
DG >2600 mg
70 years and older
AI 2000 mg
DG >2600 mg
Females AI DG
0-5 months 400 mg -
6-11 months 700 mg -
1-2 years 800 mg -
3-5 years 1000 mg -
6-7 years 1200 mg >1800 mg
8-9 years 1500 mg >2000 mg
10-11 years 1800 mg >2000 mg
12-14 years 2200 mg >2400 mg
15-17 years 2100 mg >2600 mg
18-29 years 2000 mg >2600 mg
30-49 years 2000 mg >2600 mg
50-69 years 2000 mg >2600 mg
70 years and older 2000 mg >2600 mg
Pregnancy
12-14 years
AI 2000 mg
DG -
15-17 years
AI 2000 mg
DG -
18-29 years
AI 2000 mg
DG -
30-49 years
AI 2000 mg
DG -
50-69 years
AI 2000 mg
DG -
Pregnancy AI DG
12-14 years 2000 mg -
15-17 years 2000 mg -
18-29 years 2000 mg -
30-49 years 2000 mg -
50-69 years 2000 mg -
Lactation
12-14 years
AI 2200 mg
DG -
15-17 years
AI 2200 mg
DG -
18-29 years
AI 2200 mg
DG -
30-49 years
AI 2200 mg
DG -
50-69 years
AI 2200 mg
DG -
Lactation AI DG
12-14 years 2200 mg -
15-17 years 2200 mg -
18-29 years 2200 mg -
30-49 years 2200 mg -
50-69 years 2200 mg -
Reference: Dietary Reference Intakes for Japanese. Ministry of Health, Labour and Welfare, Japan, 2015