Can’t log in to Chugoku Bank? Founded in 1930 and based in Okayama, Chugoku Bank serves western Japan through about 150 branches. This guide covers the Chugin App (ちゅうぎんアプリ), internet banking login, and troubleshooting for individual customers.
Quick Access
Login Methods
Chugin App
1. Download ちゅうぎんアプリ
2. Register as Chugin ID user
3. Link your cash card
4. Enable fingerprint/face login
5. Check balances and transfer
Internet Banking
1. Visit Chugoku Bank website
2. Click internet banking login
3. Enter your ID and password
4. Complete security verification
5. Access account services
Telephone Banking
1. Call 0120-234-273
2. Available weekdays 9:00-17:00
3. Verify your identity
4. Request account information
5. Get banking support
Chugin App Features
- Check balance anytime, anywhere
- View deposit/withdrawal history (up to 10 years)
- See withdrawal schedule 3 business days ahead
- Pay taxes and public funds
- Make transfers with simple operations
- Fingerprint and face authentication login
- Link family accounts for unified view
- Prepay mortgage loans
- Works alongside paper passbook
Common Login Issues
Registration Problems
Chugin ID registration unavailable every Sunday 21:00 to Monday 7:00 due to maintenance. Try again after this window.
No Cash Card
The app requires a cash card. If you don’t have one, visit a Chugoku Bank branch to apply before using mobile banking.
Business Accounts
The Chugin App is for personal use only. Business customers cannot use it for business fund transactions even with individual accounts.
Biometric Fails
If fingerprint or face authentication isn’t working, use your regular login credentials instead. Re-register biometrics in settings.
About Chugoku Bank
The Chugoku Bank, Ltd. (株式会社中国銀行) was founded on December 21, 1930, and is headquartered in Okayama, Okayama Prefecture. The bank serves the Chugoku region of western Japan, including Okayama, Hiroshima, Tottori, Kagawa, Hyogo, and Ehime prefectures through approximately 150 offices and an extensive ATM network. In October 2022, Chugoku Bank transformed into a holding company structure. The bank also maintains overseas offices in China, Hong Kong, Singapore, and the United States.
Contact Information
Telephone Banking:
0120-234-273
Weekdays 9:00-17:00
(Closed weekends/holidays)
International:
+81 86-234-6539
Fax:
+81 86-234-6591
Head Office:
1-15-20 Marunouchi
Kita-ku, Okayama
Japan
Frequently Asked Questions
What is the Chugin App?
ちゅうぎんアプリ (Chugin App) is Chugoku Bank’s mobile banking app for checking balances, viewing transaction history, making transfers, and paying taxes.
What do I need to use the Chugin App?
You need to be an individual customer with a Chugoku Bank cash card and register as a Chugin ID user through the app.
Can I view old transactions?
Yes, the Chugin App allows you to view deposit and withdrawal history for up to 10 years.
When is Chugin ID registration unavailable?
Registration is unavailable every Sunday from 21:00 to Monday 7:00 due to system maintenance.
Can business customers use the app?
The Chugin App is for personal use only. Even individual customers cannot use it for business fund transactions.
Does the app support biometric login?
Yes, the Chugin App supports fingerprint authentication and face authentication for easy login.
Can I link family accounts?
Yes, you can link family member accounts to check balances and transaction details all at once.
Can I prepay my mortgage through the app?
Yes, you can make partial prepayments on your mortgage loan or change the interest rate type through the app.
What is the customer service number?
Call 0120-234-273 for the Chugin Telephone Banking Center, available weekdays 9:00-17:00 (closed weekends and holidays).
Does Chugoku Bank have overseas offices?
Yes, Chugoku Bank has offices in China, Hong Kong, Singapore, and the United States to serve international clients.
Related Banks in Japan
Looking for other Japanese bank login guides? Check out MUFG Bank, Mizuho Bank, Resona Bank, and Minato Bank.
Last Updated on February 11, 2026
URL: https://log-in.me/chugokubank-okayama-japan/