BIGLOBE WiMAX +5G Review 2026: Bank Transfer OK, ¥0 Cancellation Fee – Full Breakdown

Verification Status: This article is based on publicly available information (no actual usage or trading by the editorial team).

Tired of waiting for fiber optic line installation every time you move? Ken Tanaka (28, freelance web designer) has been frustrated by this tedious process with each new apartment in Tokyo over the past few years. To make matters worse, he doesn't own a credit card. Since most internet services require one, his options are severely limited. Tethering is possible, but the data cap makes it unreliable for sending video editing files. "If only there were a no-installation, bank-transfer-friendly internet service with no cancellation fees." The solution gaining attention now is BIGLOBE WiMAX +5G.

Conclusion BIGLOBE WiMAX +5G is the ideal pocket Wi-Fi for short-term users and those without a credit card, offering bank transfer payment support and zero cancellation fees. It provides unlimited data with practical speeds, and the cashback offer helps keep initial costs low.

2. Dreading the Construction Every Time You Move? Pocket Wi-Fi Is the Answer

"Not another construction appointment..."

For anyone who moves frequently, the hassle of setting up fiber optic internet is all too familiar. You need the landlord's permission, coordinate a schedule, be present for the installation, and then wait weeks for activation. In the meantime, you're stuck relying on café Wi-Fi or your phone's tethering. And if you don't have a credit card? Your options for a provider become even more limited.

Across multiple review sites, you'll find countless users sharing the same frustration:

"Since I move a lot, having a WiMAX that works just by plugging it into an outlet is a lifesaver. I never have to deal with fiber optic installation again."

As this feedback shows, pocket Wi-Fi that requires no installation is a practical solution for frequent movers or anyone renting a place where fiber isn't available. Among the options, BIGLOBE WiMAX +5G stands out: it supports bank transfer payments and has no fixed contract term—matching exactly what our user Tanaka was looking for.

What is BIGLOBE WiMAX +5G? A 5G-Compatible WiMAX Service from a Long-Established Provider

BIGLOBE WiMAX +5G is a pocket Wi-Fi service compatible with 5G networks, provided by BIGLOBE Inc., a KDDI Group company. Its key feature is the combination of the reliability of a long-established provider with over 30 years of history, packed with the latest communication technology.

Within the coverage area, it enables high-speed communication with download speeds of up to 4.2 Gbps. Data usage is unlimited in Standard Mode, so you don't have to worry about your monthly data allowance even when streaming videos or working remotely. Furthermore, there are no contract term commitments and the cancellation fee is ¥0. The peace of mind of being able to cancel anytime is a major appeal for those considering short-term use.

"BIGLOBE WiMAX has the reliability that comes from being a long-established provider."

As these reviews show, the sense of security provided by over 30 years of track record is a factor that cannot be ignored when choosing a communication service. Tanaka began by organizing this basic information and calmly considering the benefits for himself.

A Detailed Breakdown of the Pricing Plan—The Trick Behind the Effective Monthly Fee of 3,278 Yen and the Cashback

BIGLOBE WiMAX +5G's pricing structure may seem complicated at first glance, but it becomes clear once broken down. The monthly fee is 4,928 yen (tax included). However, since 1,650 yen is deducted each month for 24 months starting the month after service begins, the effective monthly cost is 3,278 yen. The first month's fee is free, and the terminal cost of 27,720 yen can be paid in 24 or 36 installments. With 24 installments, it's 1,155 yen per month; with 36 installments, it's 770 yen.

Additionally, a cashback of 11,500 yen is offered. The conditions are entering the coupon code "RGZ" and applying for the terminal at the same time, with the amount deposited into your designated account the following month. This fast payout is one of the clear advantages compared to other companies.

However, it's important to note that if you choose bank transfer payment, an additional fee of 220 yen/month applies. This adds up to an extra 2,640 yen per year. For those who do not have a credit card, the deciding factor is whether this fee can be accepted as a "necessary expense for the contract." Also, by using discounts like au Smart Value or Home Set Discount, you may be eligible for a discount of up to 1,100 yen per month. Depending on your contract situation, you could further reduce your costs.

You can check the latest discount conditions and campaigns on the official website. Tanaka simulated his total payment amount, and even including the bank transfer fee, he concluded that it was well worth it considering the installation costs of a fiber optic line and the risks of a long-term contract.

Actual Speed: Real-World Performance of 87Mbps Daytime and 50Mbps Nighttime

The concern "Isn't it slow?" is a question anyone considering pocket Wi-Fi asks. Based on actual speed measurements reported across multiple review sites, the BIGLOBE WiMAX +5G reaches an average of 87.3Mbps during daytime hours. This is a level that comfortably handles 4K video streaming and large file downloads.

You can watch YouTube 4K videos and Netflix HD quality without any issues. Zoom meetings for remote work have never cut out.

As this review shows, there are few situations where you'll feel stressed in typical usage. However, between 8 PM and 10 PM at night, when the network tends to get congested, speeds often drop to around 50Mbps.

Between 8 PM and 10 PM at night, speeds can drop to around 50Mbps.

Still, 50Mbps is sufficient for watching high-quality videos and web conferencing without problems. The only scenarios where the slowdown might be noticeable are limited cases like downloading large games or streaming 4K content on multiple devices simultaneously. Since speeds vary depending on your location and time of day, it's important to consider whether the service fits your daily routine.

Head-to-Head Comparison: BIGLOBE WiMAX +5G vs. GMO Tokutoku BB, UQ WiMAX, and Fiber Optic

To clarify where BIGLOBE WiMAX +5G stands, let's compare it against its main competitors and alternatives. Tanaka looked at the table and reconsidered what his non-negotiable conditions really were.

Note: Cashback offers require meeting certain conditions. Please check each company's official website for details.

This comparison shows that BIGLOBE WiMAX +5G shines brightest when you need to pay via bank transfer. While GMO Tokutoku BB WiMAX dominates in cashback amount, its payment method is limited to credit cards. UQ WiMAX does support bank transfers, but BIGLOBE's reputation as a long-established provider gives it an edge in terms of cashback conditions and support reliability. Fiber optic offers superior speed and stability, but the hassle of installation and long-term contract lock-ins are major drawbacks for people who move frequently.

Ultimately, for those who require bank transfer as a payment option, want to avoid the risk of cancellation fees, and can take advantage of au or UQ Mobile bundle discounts, BIGLOBE WiMAX +5G is the optimal choice.

Reviews: Pros and Cons from Real User Feedback

Gathering feedback from actual users, Tanaka focused on comments from people in similar situations. The reviews reveal a few clear themes.

The core of positive reviews centers on "bank transfer support" and "no cancellation fees."

Being able to pay by bank transfer is the biggest differentiator. I chose BIGLOBE because I don't have a credit card.

The peace of mind from having no contract term commitment and no cancellation fees is great.

These comments clearly highlight the service's core value. Additionally, the trustworthiness of a long-established provider and the satisfaction of unlimited data are frequently praised.

However, negative reviews also exist.

It's hard to get through to customer support on the phone.

The cashback of 11,500 yen is paid the following month, which is fast, but you have to be careful not to miss the conditions or you won't be eligible.

If you're paying for the device in installments, you'll have an outstanding balance if you cancel. Even though the cancellation fee is 0 yen, you still have to pay off the remaining device cost.

These points are important to know before signing up. Regarding the difficulty of reaching phone support, this can often be resolved by using the chat support instead. For the cashback, as long as you strictly follow the conditions—entering the coupon code "RGZ" and registering your bank account within 45 days—you will receive it without issue. The remaining device balance is a standard obligation when choosing installment payments and is separate from the 0 yen cancellation fee.

Here is a summary of the pros and cons:

Addressing Common Concerns: The Truth About Cancellation Fees, Solicitation, and Speed Throttling

Before signing up, Tanaka had a few concerns. However, upon closer inspection, most of them turned out to be unfounded.

Is the solicitation pushy? BIGLOBE WiMAX has no minimum contract period and charges ¥0 in cancellation fees. Since it doesn't rely on a business model of retaining customers through aggressive sales tactics, there are no notable reports of pushy solicitation. You can proceed with your evaluation with peace of mind.

Are there really no cancellation fees? For plans contracted on or after July 1, 2022, such as "Giga Hōdai Plus S" or "Giga Hōdai Plus," there is no minimum usage period and no contract cancellation fee. This is clearly stated on the official website.

What about speed throttling? In Standard Mode, there is no monthly data cap and no speed throttling. However, the optional "Plus Area Mode" is throttled to 128 kbps once monthly usage exceeds 30 GB. This only applies when using the option and does not affect the base mode.

Is the cashback actually paid? Enter the coupon code "RGZ" and apply for the device at the same time. As long as you meet these conditions, simply follow the instructions in the email you'll receive the following month and register your bank account within 45 days. You'll receive ¥11,500 deposited into your account. The conditions are clear and the process is straightforward.

Is the ¥220 account transfer fee expensive? The annual cost of ¥2,640 can be seen as the price of not having a credit card. However, by paying this fee, you gain access to a high-performance Wi-Fi environment without needing a credit card. Compared to the installation costs of a fiber optic line or the risk of an unwanted long-term contract, many users find this fee to be within an acceptable range.

From Application to Activation—Just 3 Steps to Get Started Today

Tanaka finally decided to apply. The process was surprisingly simple, enough to dispel any of his concerns.

1. Apply on the official website: Visit the official website, enter the coupon code "RGZ", and apply for the device at the same time to qualify for the cashback. The application itself takes just a few minutes.
2. Choose a payment method: Select either credit card or bank transfer. Without hesitation, Tanaka chose bank transfer. It costs a ¥220/month fee, but for him, it was the only realistic option.
3. Receive the device and power it on: The device arrives as soon as the next day. Check the included items, plug it into an outlet, and turn it on—Wi-Fi is ready to use immediately. No installation work is required.

Don't forget to apply for the cashback. You'll receive an email notification the month after your contract starts, so register your bank account details from your account page within 45 days. Once this step is completed, ¥11,500 will be deposited to your account later.

Summary: Who BIGLOBE WiMAX +5G Is Best For

Kenta Tanaka chose BIGLOBE WiMAX +5G. The deciding factors were its support for bank transfer payments, zero cancellation fees, and the trustworthiness of a long-established provider. For someone like him, who moves frequently and doesn't own a credit card, no other service matches these conditions so perfectly.

BIGLOBE WiMAX +5G is ideal for:

• People who want to sign up using bank transfer payments
• Those who may use the service short-term and want to avoid cancellation fee risks
• Users who want to receive cashback reliably and quickly
• People who can take advantage of au or UQ Mobile bundle discounts
• Those living in properties where fiber optic lines cannot be installed

BIGLOBE WiMAX +5G is NOT ideal for:

• Users who prioritize the highest cashback amount (GMO Tokutoku BB WiMAX would be an alternative)
• Those who absolutely want to avoid the ¥220/month bank transfer fee (credit card payment is required)

The fact that there is a ¥0 cancellation fee significantly lowers the psychological barrier to "trying" this service. If the speed or usability doesn't fit your lifestyle, you can cancel without worrying about penalties. Start by checking the official website to see if your address is within the coverage area and what the latest promotions are. A few minutes of research can be your first step toward freedom from internet connection worries.

Please note: While this service advertises "unlimited data," this means that in Standard Mode, there is no speed throttling based on monthly data usage. For fair network usage, certain high-volume data activities may be restricted. Additionally, connection speeds can vary significantly depending on your location, building structure, time of day, and the performance of your connected devices. The speeds mentioned are examples only and do not guarantee actual performance in your usage environment.

Methodology & Disclosure

Verification Method: This article is based on publicly available information confirmed as of July 30, 2026. Our editorial team has not personally signed up for or used the services discussed. This content is an explanation based on publicly available information (official websites, third-party reviews, and user feedback). Service details, fees, and promotions are subject to change, so please check the official information before signing up.

Editorial Information: Our editorial policies and evaluation criteria are described in the Editorial Policy, and our verification procedures are outlined in the Methodology. Please report any errors through our contact form.

Affiliate Disclosure: This article contains affiliate links. We may earn a commission at no additional cost to you. Compensation does not affect our editorial content.

Frequently Asked Questions

What is the actual monthly cost of BIGLOBE WiMAX +5G?

The standard monthly fee is ¥4,928 (tax included), but with a ¥1,650 discount each month for 24 months, the effective cost is ¥3,278 (conditions apply). The first month is free. Device payments can be split into installments. If you choose bank transfer, an additional ¥220/month fee applies.

Is the data truly unlimited with no throttling?

Yes, in Standard mode there is no data cap and no throttling. However, during peak hours (8–10 PM) speeds may drop to around 50 Mbps, which is still sufficient for HD video streaming and video conferencing.

Can I pay by bank transfer? Is there a fee?

Yes, bank transfer is accepted. However, selecting this payment method incurs an additional ¥220/month fee. For those without a credit card, this fee is a necessary cost to sign up.

Is there a cancellation fee? Any contract term?

There is no contract term and no cancellation fee. You can cancel anytime, making it ideal for short-term use or frequent movers.

How do I receive the cashback?

Enter the coupon code "RGZ" and apply for the device at the same time. The ¥11,500 will be deposited into your designated bank account the following month. This fast payout is a key advantage over competitors.

What are the actual internet speeds?

Average daytime speeds are 87.3 Mbps, dropping to around 50 Mbps during peak evening hours (8–10 PM). This is sufficient for 4K streaming and Zoom meetings, though speeds vary by location and time.

Is installation required? How do I receive the device?

No installation is needed. It's a pocket Wi-Fi that works by simply plugging it into a power outlet. The device is shipped to your home after sign-up, making it easy for renters or frequent movers.

Are there bundle discounts with au or UQ Mobile?

Yes, using au Smart Value or home bundle discounts can reduce your monthly bill by up to ¥1,100. Depending on your existing plans, you may be able to lower your monthly cost further.

Sources

This article is based on publicly available information as of 2026-07-30.

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