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Pixel 3, a genuine Google smartphone released in the fall of 2018, uses a nano SIM card.If you purchase at NTT DOCOMO or SoftBank to unlock SIM or purchase a SIM lock -free version from Google, you can use Nano SIM cards of your favorite career or MVNO service.
However, Pixel 3 for Japan is a single SIM machine, and there is only one nano SIM card that can be inserted.It is impossible to sign a contract with two carriers, insert a SIM card for each carrier, and use it while switching.
However, the international version of Pixel 3 was a dual SIM machine.However, it was not possible to put two nano SIM cards, but in addition to nano SIM, dual SIM was realized with ESIM.For Japan, FeliCa is compatible with non -ESIM compatible.
When living in Japan, "Osaifu -Keitai", which can be used by Suica, is convenient, so I am grateful for Felica compatible.However, the convenience of dual SIMs, especially ESIM, is attractive for those who frequently go abroad on business trips or travel.
関連する人気記事There are many situations that can be used overseas, and the number of ESIM -compatible devices, which are expected to grow, is increasing.However, there is only one ESIM service for smartphones in Japan, and it is not yet familiar.Let's look at the current situation and market predictions for ESIM, which should be widespread in Japan.
What kind of technology is ESIM, what are the differences from card -type SIMs, and what are the benefits?I organized it to three major points.
ESIM is a word that abbreviated EMBEDDED SIM.It refers to a SIM technology in which a SIM (Subscriptioner Identity Module), which is indispensable for mobile network connection, is not provided in a removable medium such as a nano SIM card, but is incorporated into a smartphone and functions.
The biggest advantage is that you can write data for network connection settings software and change the settings.For example, a SIM -compatible smartphone inserts cards such as nano SIM when starting to use, but ESIM -compatible devices do not require physical cards.Operate the device and download the configuration data to connect to the mobile network.
If you are using ESIM, if you start using a newly purchased smartphone, you don't have to go to a career store to get a SIM card or wait for the card you order online.Even if you go abroad, it does not take time to purchase a SIM card and insert it into your smartphone after arriving at the site.You can use it simply by setting up ESIM.For smartphone users, ESIM is very grateful.
It is not only consumers who benefit from ESIM.The advantages of areas such as smart meters, IoT, and connected cars are much larger.
Devices such as smart meters must be connected to a carrier network to perform data communication using mobile networks.If it is a device that uses a physical SIM card, it is important to change the network to use.The person in charge goes to the location where the device is installed, replacing the SIM card one by one, and re -setting the connection.It takes a lot of expenses and time.Work mistakes will also occur.
These problems are solved by ESIM.Rewrite the ESIM of each device by remote control and complete the network switching.It is unnecessary to go to the site.There is no worry about working mistakes.As a result, the spread of ESIM may accelerate the spread of IoT and connected cars.
ESIM support has the advantage that SIM slots are not required because they do not insert SIM cards.Not only the device parts cost and assembly cost are reduced, but the device can be designed smaller and thinly.The difference is small, but it has a great meaning that cannot be ignored for IoT devices that require smaller and lighter, and devices that are installed in large quantities.
Furthermore, there is no opening called SIM slot, making it easier to ensure waterproof and protection.There is no poor contact of the SIM card, and the stability of the device is increased in terms of impact resistance.
ESIMs with many benefits are expected to increase the number of devices to be installed in the future.
According to a counterpoint technology market research survey, the number of built -in ESIM built -in devices in 2018 was 364 million units worldwide.This will increase to about 2 billion units in 2025.In the meantime, the annual average growth rate (CAGR) is as high as 27 %.
Source: Counter point / shipments of ESIM-BASED DEVICES TO REACH NEARLY 2 BILLION UNITS by 2025
According to the type of device, as of 2025, smartphones are the largest shipments.This includes monitoring devices, production machinery, and smart agricultural devices, and smart watches, cars, and notebook PCs are separated.
Comparing CAGR from 2018 to 2025, smartphones will be 22 % and industrial equipment will be 27 %.In contrast, drones are 87 %, notebook PCs 82 %, routers are 66 %, and smart watches are 55 %.The counter point was that the reason for this rapid growth was because the number of ESIM -adopted devices was smaller than that of smartphones.
Source: Counter point / shipments of ESIM-BASED DEVICES TO REACH NEARLY 2 BILLION UNITS by 2025
Despite the ESIM that seems to be a good thing, it lacks excitement in Japan.
NTT DoCoMo, KDDI, and Softbank do not have ESIM services for smartphones.It is limited to services for industrial and some tablets, and overseas limited services for KDDI's "iPhone XS", "iPhone XS Max", and "iPhone XR".If you use the means of contracting with overseas ESIM carriers and roaming in Japan, you can use ESIM -compatible smartphones in Japan, but this is a very special method.
If you use ESIM smartphones in Japan today, the ESIM data communication service "IIJmio Mobile Service Light Start Plan (ESIM Beta)", which was just started on July 18 on July 18, would be realistic.It is currently the only service in Japan for smartphones.
There is a reason that the career is reluctant.Starting an ESIM service for smartphones may lose your important contractor.
SIM card -compatible smartphones require physical card exchange when trying to change careers, and many people feel troublesome about procedures and receipt.In other words, there is also a aspect that the outflow to other carriers is hindered by the SIM card.When it comes to ESIM, it is easy to change your career.It is easy to deprive customers from other carriers, and at the same time it is easy to be robbed.From a career perspective, this is a threat.
In that respect, MVNO, who wants to actively acquire users such as IIJ's "IIJmio", is easy to do an adventure of ESIM.As your career is in your hand, will overseas carriers, overseas manufacturers, and domestic MVNOs will continue to support ESIM one after another, and the carrier will eventually follow?
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