Dietary Reference Intakes for Fatty acids (n-3 Polyunsaturated) in Japan (per day)

Males AI
0-5 months 0.9 g
6-11 months 0.8 g
1-2 years 0.7 g
3-5 years 1.3 g
6-7 years 1.4 g
8-9 years 1.7 g
10-11 years 1.7 g
12-14 years 2.1 g
15-17 years 2.3 g
18-29 years 2.0 g
30-49 years 2.1 g
50-69 years 2.4 g
70 years and older 2.2 g
Females AI
0-5 months 0.9 g
6-11 months 0.8 g
1-2 years 0.8 g
3-5 years 1.1 g
6-7 years 1.3 g
8-9 years 1.4 g
10-11 years 1.5 g
12-14 years 1.8 g
15-17 years 1.7 g
18-29 years 1.6 g
30-49 years 1.6 g
50-69 years 2.0 g
70 years and older 1.9 g
Pregnancy AI
12-14 years 1.8 g
15-17 years 1.8 g
18-29 years 1.8 g
30-49 years 1.8 g
50-69 years 1.8 g
Lactation AI
12-14 years 1.8 g
15-17 years 1.8 g
18-29 years 1.8 g
30-49 years 1.8 g
50-69 years 1.8 g
Reference: Dietary Reference Intakes for Japanese. Ministry of Health, Labour and Welfare, Japan, 2015