Shops & Restaurants
Nihonbashi Muromachi Mitsui Tower Post Office
Nihonbashi Municipality Mitsui Tower Nai Yubin Kyo
Providing everyday Services such as postal services, savings, and insurance
We provide various products and Services such as postal services, savings, insurance, and investment trusts to meet the needs of our customers. In our spacious store, we have a wide range of products and postal goods, including home parcels and original post office stationery.
- Hours of operation
- Post office hours: Weekdays: 9:00-17:00, Saturdays, Sundays and holidays: Closed
Savings counter: Weekdays: 9:00-16:00, Saturdays, Sundays, and holidays: Closed
ATMs: Weekdays: 8:00-20:00, Saturdays: 9:00-12:30, Sundays and holidays: Closed
Insurance counter: Weekdays: 9:00-16:00, Saturdays, Sundays, and holidays: Closed
- Closed Day
- Saturdays, Sundays and public holidays (ATMs only available on Saturdays from 9:00 to 12:30)
- TEL
- 03-3270-0400

- Great value points card
Mitsui Shopping Park Card - This is a great card that allows you to earn points every time you shop. It is a very convenient card that can be used at many facilities, including Mitsui Shopping Park Urban, LaLaport, and MITSUI OUTLET PARK.
*Some facilities and stores are not included.
* Click here for a list of stores that are not eligible for Mitsui Shopping Park Urban Points


- More convenient and more economical!
Mitsui Shopping Park App -
When you download the app, you will receive shopping coupons exclusive to app members and the latest information on your favorite facilities. Furthermore, if you connect your point card information, you can accumulate and use points!
*Click here for a list of stores that are not eligible for the Mitsui Shopping Park app QR code