About the environment
Operating environment (PC)
【Windows】
* OS · Browser (IE) is subject to vendor support scope.
¡Microsoft Edge latest version
◯ FireFox latest version
◯ Google Chrome latest version
【Macintosh】
※ Since Apple's support end date is not disclosed, MacOS will support up to the previous generation version.
Browser is subject to the following operations.
◯ Safari latest version
◯ Google Chrome latest version
Operating environment (smartphone)
【IOS】
※ Since Apple's support end date is not disclosed, MacOS will support up to the previous generation version.
Browser is subject to the following operations.
◯ Safari latest version
◯ Google Chrome latest version
【Android】
Android OS 4.4 or higher
◯ Google Chrome latest version
Recommended monitor size
1024 × 768 pixels or more
動作環境（スマートフォンアプリ）
【IOS】
最新のOSバージョンを含む直近の3バージョン
【Android】
最新のOSバージョンを含む直近の3バージョン
上記の範囲内のバージョンをご利用いただくことで、快適かつ安全にアプリをご利用いただけます。最新のOSバージョンへのアップデートを推奨いたします。なお、これ以外のバージョンにおいては動作保証を行っておりませんので、ご了承ください。
Recommended communication speed
Broadband environment recommendation
* This site uses web standard technologies such as CSS and JavaScript with the aim of improving accessibility and usability.
Please enable the CSS and JavaScript functions and use the above browser.
* Since the browser performs automatic update, it corresponds to the latest version at that time.
* The OS, browser, model, and WindowsServer, Windows Phone which vendor support has ended will be excluded from operation.
※ Please understand beforehand that we can not answer inquiries about browser · OS.
About "Invalid cookie" error
The shopping cart system of this site uses the "cookie" function of the browser.
"Cookie setting" must be enabled in your browser.
About "program error occurred" error
There is a possibility that an unexpected error rarely occurs due to the shopping procedure etc.
In such a case, the error "program error occurred" is displayed.
In this case, we are very sorry, but we will have to purchase again from the beginning.
Please understand beforehand that there are cases where the items secured in the shopping cart have been deleted in some cases.
If such an error occurs, sorry to trouble you,"United Arrows Customer Service Desk"Please let us know the details of the procedure of the customer at that time, situation etc.
VPNサービスご利用時のサイト接続エラーについて
お客様のご利用端末に導入されているVPN（仮想プライベートネットワーク）サービスによって、
弊社のアプリおよびWEBサイトに接続ができない場合がございます。
VPNサービスの設定状況の確認方法、一時解除の方法に関しては、ご利用のサービスの提供元にお問い合わせをお願いいたします。