Research Participation Terms

Last Updated: 2026-02-18

1. Nature of the Study

This application is a research data collection tool and does not provide medical care, diagnosis, or treatment.

2. Eligibility

Participants must be adults aged 20 or older residing in Japan who have provided informed consent.

3. Voluntary Participation and Withdrawal

Participation is entirely voluntary. Participants may withdraw at any time without penalty. Upon withdrawal, no further data will be collected.

4. Data Use Scope

Data are used exclusively for academic research purposes. No commercial or advertising use occurs.

5. Data Management

Research data are securely stored within Shimonoseki City University (Japan). Access is limited to authorized research personnel.

6. No Affiliation with Google or Fitbit

This research application is not affiliated with, endorsed by, or sponsored by Google or Fitbit.

7. Contact

Shimonoseki City University
Research Project Representative: Kohei KAJIWARA
Data Collection Lead: Tatsuki FUKUDA
Email: tflab.master[@]gmail.com