Liaison office for complaints and consultation

The JBATA has a liaison office that manages consultation, inquiries, public opinion, and complaints in relation to the JBA TIBOR.
The contact information and office hours are as follows:

 By phone: +81-3-6267-7386
 Via email:
 By mail: 3-1, Marunouchi 1-chome, Chiyoda-ku, Tokyo 100-0005

 Office hours:
 Monday to Friday (excluding holidays and bank holidays)
 9:00 a.m. to noon, 1:00 p.m. to 5:00 p.m.(JST)

  • ※Please note that the JBA TIBOR rates are published through the information providers and this office is not responsible for any inquiries concerning the JBA TIBOR rates themselves.
  • ※We would also like to seek your understanding that the conversations are recorded for accurate understanding of complaints and consultation from users.