Recommended environment
The following are recommended environments to use this website.
It may not operate properly in environments other than those noted below.
Computer
OS
- Windows 8.1 or later (Not including Windows Server editions.)
Browsers
- Google Chrome (latest version)
- Microsoft Edge (latest version)
- Mozilla Firefox (latest version)
Note
- Make sure Cookies and JavaScript are enabled at your browser.
- Set the system locale to "Japanese" in the Windows settings. (Click here for confirmation/change method.)
Mobile device - Android
OS
- Android 5.x or later
Browsers
- Google Chrome (latest version)
Note
- Make sure Cookies and JavaScript are enabled at your browser.
Mobile device - iOS
OS
- iOS/iPadOS12.x or later
Browsers
- Safari (latest version)
Note
- Make sure cookies and JavaScript are enabled at your browser.
How to confirm and change
the Windows system locale×
Press "R" while holding down the "Windows key" on the keyboard.

Type "intl.cpl" (without quotes) in the Open field and click [OK].

On the [Administrative] tab, click the [Change system locale...] button.

Select [Japanese(Japan)] from the pull-down menu for "Current system locale:" and click [OK].
This completes the settings.