The 百五銀行　通帳アプリ is the official app for users of the Hyakugo Bank's internet banking service. This app allows customers to easily check their deposit and withdrawal details at any time, and by turning the screen sideways, they can also view their account balance just like a real passbook.

The main features of the app include the ability to view deposit and withdrawal details for the entire period since the app was first used, which is more convenient compared to the internet banking service that only shows the past 15 months of details. The app also allows users to view their account balance when the screen is turned sideways and provides a memo function where users can write up to 15 characters of notes for each transaction.

To use this app, customers need to have an account with the Hyakugo Bank's internet banking service, and they can only view the details of their regular deposit and savings accounts registered with the service. It's important to note that if the internet banking service is canceled, the transaction details will be deleted. Additionally, downloading the app may incur separate data charges, and any information registered using the memo function will not be displayed on the internet banking screen or actual passbook.

The recommended environment for using this app is Android 4.2 or later.

For inquiries, customers can contact the Hyakugo Bank's toll-free numberIf unable to use the toll-free number from overseas or IP phones, customers can callcharges apply). The customer service hours are from 9:00 to 17:00, excluding bank holidays.