Inquiries

Changes:

Tokyo 03-5392-7351

Osaka 06-6228-1225

Hours of operation:9:00 a.m. - 5:00 p.m. (except 12/30 - 1/3)

JCB changes:

0120-800-962

Mobile phone users, please call the following number instead. (toll call)

0570-00-5552

Hours of operation:9:00 a.m. - 5:00 p.m. (except Sunday, holidays and during the New Year)

Diners Club call center

Tokyo 0120-074-024

From overseas

81-3-6770-2796

Hours of operation: Monday to Friday: 08:00-20:00 (JST), Saturday: 08:00-18:00 (JST)

• * Except Sundays, holidays and during the New Year (12/31 - 01/03)
• * Inquiries for lost or stolen cards and IVR system are available 24 hours a day, 365 days a year.
• * Please have your card and PIN numbers to hand when calling.
• * You can also make changes by logging in to the Club Online service. See here for details.(Text is available in Japanese only.)

Classic Card

0120-965-877

Gold Card

0120-958-677

From overseas

+81-3-3220-6787

Hours of operation: 9:00 a.m. - 5:00 p.m. (except Saturdays, Sundays, National holidays)

CTBC (CTBC BANK Co.,Ltd)

Japanese 02-2171-1731

English 0800-024-365 ext. 7 (toll-free/cannot be used from cell phones)

Chinese 0800-00-1234 ext. 1 (toll-free)

Operator hours: Mon. to Fri. 09:00-17:30 (Taiwan Time)