Contact, publication, and social network information about Harvard faculty and fellows. Harvard Catalyst Profiles
Last Name

profileTadao Okayasu, Ph.D., M.D.

TitleResearch Fellow in Otolaryngology (EXT)
InstitutionMassachusetts Eye and Ear Infirmary
AddressMassachusetts Eye and Ear
243 Charles St
Boston MA 02114
vCardDownload vCard (login for email)

Collapse Bibliographic 
Collapse selected publications
Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
List All   |   Timeline
  1. Yokota Y, Kitahara T, Sakagami M, Ito T, Kimura T, Okayasu T, Yamashita A, Yamanaka T. Surgical results and psychological status in patients with intractable Ménière's disease. Auris Nasus Larynx. 2016 Jun; 43(3):287-91. PMID: 26559747.
    View in: PubMed
  2. Sakagami M, Kitahara T, Okayasu T, Yamashita A, Hasukawa A, Ota I, Yamanaka T. Negative prognostic factors for psychological conditions in patients with audiovestibular diseases. Auris Nasus Larynx. 2016 Dec; 43(6):632-6. PMID: 26922128.
    View in: PubMed
  3. Nishimura T, Okayasu T, Saito O, Shimokura R, Yamashita A, Yamanaka T, Hosoi H, Kitahara T. An examination of the effects of broadband air-conduction masker on the speech intelligibility of speech-modulated bone-conduction ultrasound. Hear Res. 2014 Nov; 317:41-9. PMID: 25285623.
    View in: PubMed
  4. Uratani Y, Nishimura T, Nakagawa S, Okayasu T, Yamanaka T, Hosoi H. Suppression of Subsequent N1m Amplitude When the Masker Frequency is Different from the Signal. J Exp Neurosci. 2014; 8:1-5. PMID: 25157213; PMCID: PMC4122525.
  5. Okayasu T, Nishimura T, Nakagawa S, Yamashita A, Nagatani Y, Uratani Y, Yamanaka T, Hosoi H. Evaluation of prosodic and segmental change in speech-modulated bone-conducted ultrasound by mismatch fields. Neurosci Lett. 2014 Jan 24; 559:117-21. PMID: 24316405.
    View in: PubMed
  6. Nishimura T, Uratani Y, Okayasu T, Nakagawa S, Hosoi H. Magnetoencephalographic study on forward suppression by ipsilateral, contralateral, and binaural maskers. PLoS One. 2013; 8(6):e66225. PMID: 23762482; PMCID: PMC3675151.
  7. Okayasu T, Nishimura T, Yamashita A, Saito O, Fukuda F, Yanai S, Hosoi H. Human ultrasonic hearing is induced by a direct ultrasonic stimulation of the cochlea. Neurosci Lett. 2013 Feb 28; 539:71-6. PMID: 23384569.
    View in: PubMed
  8. Okayasu T, Nishimura T, Yamashita A, Nakagawa S, Nagatani Y, Yanai S, Uratani Y, Hosoi H. Duration-dependent growth of N1m for speech-modulated bone-conducted ultrasound. Neurosci Lett. 2011 May 09; 495(1):72-6. PMID: 21439350.
    View in: PubMed
  9. Nishimura T, Okayasu T, Uratani Y, Fukuda F, Saito O, Hosoi H. Peripheral perception mechanism of ultrasonic hearing. Hear Res. 2011 Jul; 277(1-2):176-83. PMID: 21238563.
    View in: PubMed
  10. Yamashita A, Nishimura T, Nagatani Y, Sakaguchi T, Okayasu T, Yanai S, Hosoi H. The effect of visual information in speech signals by bone-conducted ultrasound. Neuroreport. 2009 Nov 03; 21(2):119-22. PMID: 23397638.
    View in: PubMed
  11. Yamashita A, Nishimura T, Nagatani Y, Okayasu T, Koizumi T, Sakaguchi T, Hosoi H. Comparison between bone-conducted ultrasound and audible sound in speech recognition. Acta Otolaryngol Suppl. 2009 Jun; (562):34-9. PMID: 19848237.
    View in: PubMed
Local representatives can answer questions about the Profiles website or help with editing a profile or issues with profile data. For assistance with this profile: HMS/HSDM faculty should contact For faculty or fellow appointment updates and changes, please ask your appointing department to contact HMS. For fellow personal and demographic information, contact HMS Human Resources at For faculty personal and demographic information, contact HMS Office for Faculty Affairs at
Okayasu's Networks
Click the "See All" links for more information and interactive visualizations!
Concepts Expand Description
Similar People Expand Description
Same Department Expand Description