Study on brain wave synchronization and sound impression while listening to 40Hz amplitude-modulated sounds

Research on EEG entrainment and psychological evaluation while listening to 40Hz amplitude-modulated sounds in healthy adults - Research on 40Hz amplitude-modulated sound

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000060373

Enrollment

Registered

2026-01-15

Start date

2026-01-15

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy adults

Interventions

Listening to 40 Hz amplitude-modulated sound stimuli (noise, music, speech, etc.) for approximately 1 hour in total.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Those who are able to give consent of their own free will, 2) Those who are aged 18 to 59 at the time of obtaining consent.

Exclusion criteria

Exclusion criteria: 1) People with hearing loss, 2) People who are unable to properly undergo EEG measurements and psychological tests, 3) Other people who the principal investigator deems unsuitable.

Design outcomes

Primary

Measure	Time frame
40 Hz Phase-Locking Index (PLI)	—

Secondary

Measure	Time frame
40 Hz EEG power, psychological evaluation (discomfort, naturalness), and correlation with hearing levels.	—

Countries

Japan

Contacts

Public ContactYoshiharu Soeta

National Institute of Advanced Industrial Science and Technology (AIST) Molecular Biosystems Research Institute, Life Science and Biotechnology

y.soeta@aist.go.jp+81-50-3522-7155

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026