Nothing
Conditions
Interventions
None listed
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: A keyword search of Yahoo! internet search engines, which have many Japanese consumers, will be conducted from November 23, 2023 to December 10, 2023. The keywords will be "anti-aging", "supplement", and "ranking", and the top five advertising information sites (organizing the ranking of supplements) will be adopted.
Exclusion criteria
Exclusion criteria: We will consolidate duplicate products on multiple sites into one.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The CFs (key phrases used for public relations) that describe concepts of the company products in each ranking will be extracted. | — |
Countries
Japan
Contacts
Tokyo University of Agriculture Department of Regional Environment Science