【よくある質問4】

eSIM-san(いーしむさん)の正しい利用日数は??

 

eSIMを購入する際、確認するのが利用日数と容量。利用日数の考え方は販売店によって異なるってご存知でしたか?

今回はeSIM-san(いーしむさん)の利用日数について解説していきます。

 

<eSIM-san(いーしむさん)の利用日数>

eSIM-san(いーしむさん)の利用日数は、”開通開始日を含めた日数”ご利用いただけます。

(例)韓国 3日間 1GB/day:4月1日15時より開通した場合

 

販売店によっては、開通から72時間(3日間)というルールもありますが、eSIM-san(いーしむさん)は時間計算ではございません

また、1日のカウントは渡航先によって異なります。25時00分(日本時間)から翌日24:59(日本時間)までの場合と、8時00分(日本時間)から翌日7時59分までの2つのパターンがございます。

各国のリセット時間については以下のURLよりご確認ください。

https://esim-san.jp/pages/q-a5

 

なお、開通開始日は、渡航先の電波を受信してからとなります。

 

FAQ

Depending on the email carrier you use, you may not be able to receive the email or it may be sorted into your spam folder. We apologize for the inconvenience, but please check your reception settings and spam folder. If you still cannot find the email, please contact our official LINE account .

It doesn't cost anything.

The eSIM profile information required for setup will be sent to you by email on the same day. You can start using the service on the day of application at the earliest.

Not at this time. We plan to do so in the future.

Please download from the order completion screen or purchase completion email.

Credit card payment (VISA, MasterCard, American Express, JCB, DinersClub,)

Convenience store payment (Seven-Eleven, Family Mart, Lawson, Ministop, Daily Yamazaki, Seico Mart)

There are two types:

Depending on your device (model), you may not be able to use the service depending on the frequency band or communication environment of your country or region. For details, please see the operation guarantee device page .

The usage period cannot be extended or the capacity cannot be changed. Please make a new application.

Once you have applied, you cannot change the plan or add a country to your plan. Please make a new application.

We have a tour plan available. Please apply for that.

This is for data communication only, so you cannot make calls or send SMS. However, you can send emails, chat, and make calls using the app.

Physical SIM cards are not available.

First, try restarting your device. If you are still unable to connect, your Wi-Fi network may be temporarily unstable. Try again after a while, or if you have two or more routers, try connecting to a more stable Wi-Fi network.

If the eSIM profile has not been downloaded, please download it again ( iOS , Android ). If the eSIM profile has already been downloaded, do not delete it.

If the SIM lock on your device has not been removed, you can remove the SIM lock by going to the website or store of the mobile phone company where you purchased the device.

Try turning airplane mode on and off and restarting your device.

Please check your roaming and APM settings ( iOS , Android ) after traveling again.

If you are still unable to connect, please contact us here .

If you use a 5G-compatible device, it may be difficult to receive a 4G signal.

iOS
*The display location may differ depending on the iOS version. Settings ⮕ Mobile Communications ⮕ Communication Options ⮕ Voice and Data ⮕ Check "4G" or "LTE"

Android

Settings → Network and Internet → Mobile networks → Advanced settings → Preferred network type → Check "4G/3G/GSM" or "LTE"

or

Settings → Connections → Mobile networks → Network mode → Check "4G/3G/GSM (Auto connect)" or "LTE"

Try turning airplane mode on and off and restarting your device.
If you are still unable to connect, please contact us here .