Mobile Dictionary

用于语音和低速数据的较旧的移动一代。日本运营商已退役或计划退役其 3G 服务。

成熟的移动一代可承载大多数日常智能手机数据，并通过 VoLTE 在广泛的覆盖范围内进行语音通话。

移动一代专为更高容量、更低延迟和许多连接设备而设计，部署了多个频段和网络架构。

5G 架构使用 5G 核心网络，而不是像非独立 5G 那样依赖 4G 核心和 4G 控制连接。

The step that switches your line onto the new SIM and network. Until activation finishes, the new SIM has no service.

一种较旧的宽带技术，通过铜质电话线发送数据。日本主要消费者 ADSL 服务已结束或正在停用。

信用记录中显示的严重状态，例如付款延迟 61 天或以上或三个月或以上，具体取决于适用的定义。

使用本地电话号码的传统固定电话接入线路。其背后的网络已经现代化，但现有的模拟电话服务和规则仍然不同于光纤或移动固定电话。

A small configuration that tells the phone how to reach a network's data. Needed when you set up a SIM-free phone or a low-cost SIM yourself; a carrier-sold phone usually sets it automatically.

KDDI的免施工固定电话产品，使用专用适配器和注册地点的移动网络。

针对普通 au 5G/4G 覆盖范围之外的兼容 au 智能手机的直接电话卫星服务，具体取决于设备、软件、位置和支持的功能条件。

由合同持有人书面或签署的文件，授权指定代理人执行指定程序。

An add-on for cheaper or unlimited voice calls, since many base plans charge per minute.

A time-limited promotion — a device discount, cashback, or points — almost always with conditions attached.

A charge that may apply when a newly opened line is cancelled within a defined period (often 12 months). Rules differ by plan and contract start date; device installments, options and same-month cancellation charges are separate.

Two offers that cannot be used together. You get one or the other.

A company that owns and runs a mobile network. In Japan: NTT DOCOMO, au (KDDI), SoftBank and Rakuten Mobile.

An email address given by a mobile carrier, such as @docomo.ne.jp, @au.com / @ezweb.ne.jp or @softbank.ne.jp.

互联网由有线电视运营商使用同轴电缆、光纤同轴混合网络或光纤提供，通常与电视和固定电话服务捆绑在一起。

Text-based help through a website widget or a messaging app. The main support channel for many online-focused plans.

由信用公司和参与移动电话公司使用的指定信用信息机构CIC持有的信用信息。

当合同或程序需要父母、法定代表人、付款人或其他受影响人的批准时，需要他们的书面同意。

Video, music and other subscriptions you can attach to your mobile contract so they appear on one bill — sometimes free or discounted for a limited period.

A broad term for changing the details of an existing contract — plan, options, name, or payment method.

A one-time fee the carrier charges for a procedure — new contract, MNP, and sometimes a plan or SIM change.

Where a network provides service. Check it for your home, workplace and commute before you commit.

选择为特定卡产品提供的物理卡图案或颜色，有时对网络品牌、等级或系列卡有限制。

卡上显示的支付网络，例如 Visa、Mastercard、JCB 或 American Express；它与发行卡和开具账单的公司不同。

How much high-speed data your plan includes each month. After the limit, speeds are reduced.

用于分期付款购买手机的单独信用评估。通过移动线路筛选并不能保证设备安装会获得批准。

The cost of the phone itself, separate from your monthly service charge.

Getting a new device while staying with your carrier and keeping your number.

由于设备、电源或传输链路损坏，或灾难后呼叫和数据流量异常集中而导致的移动服务丢失或严重退化。

DOCOMO 的固定电话服务，将普通电话连接到 HP01 适配器，并使用 DOCOMO 移动网络，无需线路建设。

Verifying your identity through your phone camera — photographing your ID and sometimes your face — instead of showing documents at a counter.

使已停止的供电点再次可用电力，这通常是新迁入合同的一部分。

在不停止物理电力供应的情况下为已通电的家庭更换电力零售商。

The specific phone models a campaign applies to. Discounts often do not apply to the model you actually want.

A SIM built into the phone that you activate by scanning a code or through an app — nothing physical is shipped.

使用运营商自己的计费记录之外的信息进行信用检查，例如指定信用信息机构持有的信息。

用于享受折扣、免费团体通话或共享福利的合格家庭线路的注册团体；它并不总是与单个家庭或合并的账单相同。

一种非常小的室内蜂窝基站，使用兼容的宽带连接作为返回运营商网络的链路。

从 FLET'S Hikari 更改为 NTT East/West 批发光纤协作服务，同时通常继续使用相同的接入线路。

符合资格的 NTT 批发光纤和共享接入光纤服务之间的协调切换，可重复使用现有的引入电缆，而不是安装第二根电缆。

从一家 NTT 批发光纤协作提供商更换为另一家，同时通常重复使用同一光纤接入线路。

与家庭或企业地点相关的电话服务，通过模拟铜线、光纤/IP、CATV 或移动网络适配器提供。

Documents that prove who you are and where you live. For residents this is usually the residence card, sometimes with a supporting document.

一种信贷协议，其中金融提供商向卖方支付购买特定手机的费用，而客户则分期偿还提供商。

Paying for a device in monthly amounts (commonly 24 or 36) instead of all at once. A credit check may apply.

将接入线路连接到互联网并可能提供 IPv6、身份验证、电子邮件、安全和支持服务的公司。

Paying the full device price in one payment.

Moving to a different carrier while keeping the same phone number. In shops and advertisements this is commonly called norikae (乗り換え), meaning switching carrier.

A campaign only for customers switching in from another carrier via MNP. New contracts and upgrades do not qualify.

A temporary number from your current carrier that authorises the transfer. It expires after a set number of days.

A fee that used to be charged for leaving or joining a carrier by MNP. Many carriers now charge nothing, but check both sides.

携带蜂窝基站和天线设备的车辆，可在永久设备不可用或过载时临时提供或增加覆盖范围。

电话和基站之间的无线信号。覆盖范围、频率、建筑材料、地形、拥堵和设备都会影响连接。

运营商管理的设备，接收可用的室外移动信号并在室内重复该信号，以改善建筑物部分区域的覆盖范围。

The recurring charge for your mobile service — data, calls and any options.

A company that sells mobile service using capacity rented from a carrier. Cheap, but peak-time speeds and support vary.

运营商通过 IMEI 阻止特定手机进入其网络的权力——主要用于分期付款购买的设备未付款或报告丢失或被盗时。二手手机的等级通常为○（畅通）、△（仍在支付分期付款）或×（限制/阻止）。

Signing up for a new line. You usually receive a new phone number.

在您并非简单地更换已生效合同的零售商的地方开始供电。

启动不使用可转让合同路由的光纤服务。需要进行区域检查、建筑检查以及可能的施工。

A campaign price available only through the website — not at shops.

A plan where application, account management and support happen mainly or entirely online.

A step you complete yourself on a website or app — sign-up, plan change, MNP, or SIM activation.

Assistance that costs a service fee — often for setup, data transfer, or guiding you through an online application.

A telephone help line. Some online-focused plans do not offer this as a standard channel.

Changing your pricing plan while staying with the same carrier or brand group. Not the same as MNP.

A discount paid as loyalty points rather than money off the price. Check where the points can be spent and when they expire.

在运营商允许的程序和关系规则范围内代表合同持有人来访或提出申请的人员。

使用合法记录的通用名称代替合同上的法定名称，或与合同上的法定名称一起使用。接受情况因运营商和申请渠道而异。

由房东或经理安排建设互联网，并包含在租金或公共区域费用中，而不是由每个居民单独签订合同。

A paid add-on that a particular campaign may require. The minimum-use period and cancellation timing must be checked in that campaign's terms.

The card issued to mid- and long-term residents of Japan. The main ID for a mobile contract. Must be valid, not expired.

You do the procedure yourself, without staff doing it for you.

An extra upfront amount some shops add on top of the device price. It is set by the shop, not the carrier, and is not a deposit toward anything.

The small chip that connects your phone to a mobile network. Comes in a physical form you insert.

A restriction that ties a phone to one carrier. New phones sold in Japan are now generally sold without it, but older devices may still be locked.

A phone with no SIM lock, which can be used with any compatible carrier's SIM.

简短的课程，通常由运营商或地方政府免费举办，教授智能手机基础知识——通话和消息、相机、地图、无现金支付、视频通话、安全和诈骗意识。

SoftBank 的免费固定电话服务，将电话连接到专用设备并使用 LTE 网络。

A campaign price available only in shops — not online.

Booking a time slot before visiting a carrier shop.

Help you can get by visiting a physical shop. Its meaning ranges from 'staff do everything' to 'paid help while you do it yourself'.

A cheaper brand run by a carrier, usually with its own shops and support — for example UQ mobile or Y!mobile.

运营商应用系统接受的字符集、间距和最大长度。每个运营商和渠道都没有共同的限制。

一种小额收费，支持耳聋、听力困难或语言障碍人士使用的 24 小时电话转接服务。

与每个符合条件的电话号码相关的小额费用，有助于维持全国范围内的基本电话服务、公用电话和紧急呼叫接入。

一种建筑布置，其中光纤到达共享设备室，现有铜质电话线将连接连接到每间公寓。

A paid in-store service where staff help you complete an online sign-up that you operate yourself.

A paid in-store service where staff help you carry out an online change (for example a plan change or MNP) that you operate yourself.