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Tool Information: FFQ (Japan)

Full Nutrient Usual; Retrospective 1 Year Food Frequency Questionnaire No


Tokudome et al. developed a widely used, comprehensive, self-administered, short FFQ for the general Japanese population using 46 food and beverage items. This tool has been validated by a 7-day Dietary Record.

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Special Considerations

This questionnaire was collected by postal mail in the Health and Nutrition Status Survey (additional survey).

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Software Required

Not reported

Training Required


Instructions on use

Instructions on how to use the dietary assessment tool can be found in the publications.

Administration Method


Data Analysis

Instructions on how the dietary data was analysed can be found in the publications.

Author Year Comparator Lifestage Sex Number of Nutrients Validated Mean Difference Variance Measured info Correlation Coefficients Percentage Agreement Limits of Agreement Special Considerations Action
Watanabe 2019 7-day Dietary Record Elderly Female Only 22 N/A
7-day Dietary Record Adults and Elderly Male Only 22