Inquiries by E-mail:
webmaster8512@njr.co.jp

Inquiries by Telephone:
+81-3-5642-8511
Inquiries Regarding New Japan Radio Products: +81-3-5642-8518
Inquiries Regarding IRISO ELECTRONICS Products: +81-3-5642-8512
Inquiries Regarding Japan Radio Products: +81-3-5642-8512
Inquiries Regarding Viking Tech Products: +81-3-5642-8512
Inquiries Regarding River Eletec Products: +81-3-5642-8512
Hours of Operation: 10:00–17:00*
*Except Saturdays, Sundays, national holidays, and other holidays designated by Japan Radio and New Japan Radio