Top 5 Japanese ISP Proxy Providers in 2026

In cross-border e-commerce, data collection, market research, and advertising scenarios, the unique characteristics of the Japanese network environment and its strict anti-bot mechanisms make ISP proxies (IP resources originating from real internet service providers) a core asset for efficient operations. This article compares five major Japanese ISP proxy IP providers from the perspectives of stability, ease of use, and pricing strategies, helping you make clearer and more efficient decisions when choosing a service.

Japanese ISP Proxy IP Market Background

Unlike data center or residential proxies, ISP proxies usually originate from local telecom operators (such as NTT, SoftBank, au, KDDI in Japan). These IPs offer:

· High credibility and authenticity: Directly sourced from major Japanese networks, behaving more like real users;

· Low ban risk: Highly trusted by target websites and rarely blocked;

· More accurate geolocation: More effective for region-sensitive e-commerce, price monitoring, and ad verification;

· Excellent network stability: Japanese ISP entry points usually offer high bandwidth and low latency.

However, such proxy services have high technical and operational costs, and pricing strategies vary widely among providers. Careful comparison of key indicators is essential before choosing a supplier.

Comparison of Five Major Japanese ISP Proxy Providers in 2026

1. IPDeep

IPDeep provides stable and high-quality Japanese ISP proxy IPs directly sourced from major Japanese internet service providers. These IPs feature exceptional purity and authenticity, effectively handling strict risk control and anti-bot mechanisms. The service supports flexible combinations of multiple proxy types and API extraction, enabling automated management and large-scale deployment. It is ideal for Japanese marketplace operations, multi-account management, ad verification, price monitoring, and SEO data collection, especially for users pursuing long-term stability and low ban rates. 

Supported protocols: HTTP, HTTPS, SOCKS

Uptime: 99.9%

Success rate: Unknown

Billing: By duration / by IP quantity

Pricing:

Dedicated ISP proxy IPs, unlimited traffic

1 IP:
$4/month
$7.6/2 months ($3.8/month)
$21.6/6 months ($3.6/month)
$40.8/year ($3.4/month)

2. Decodo (formerly Smartproxy)

A mature brand with a global proxy infrastructure, Decodo performs strongly in stability and reliability. It offers Japanese ISP and residential IPs with simple onboarding and comprehensive documentation. The user-friendly dashboard makes it suitable for beginners or teams needing rapid deployment. 

Supported protocols: HTTP, HTTPS, SOCKS

Uptime: 99.9%

Success rate: 99.86%

Billing: By usage / by IP quantity

3. IPRoyal

IPRoyal offers stable and high-quality Japanese ISP proxy IPs covering major local carriers, ensuring real traffic and low ban risk. It supports flexible IP rotation and sticky sessions, making it suitable for e-commerce, data collection, and market research. With reasonable pricing, it is ideal for teams seeking both stability and cost efficiency. 

4. ProxyEmpire

ProxyEmpire provides highly pure Japanese ISP proxy IPs with strong controllability, sourced from local carrier-grade networks. It supports fine-grained rotation strategies and performs well in complex anti-bot environments. 

5. Oxylabs

Oxylabs is an enterprise-grade proxy provider with a robust compliance framework. It offers high-quality and highly stable Japanese ISP proxy IPs, along with mature APIs and automation tools suitable for large-scale deployments. Ideal for enterprises and data-driven companies with strict requirements for compliance and support. 

How to Choose the Right ISP Proxy for Your Business

1. Define your business goals

For ad verification and competitor price tracking, prioritize providers with strong regional targeting and stability.

For automation-heavy needs, choose solutions with powerful APIs.

If budget-sensitive, start with cost-effective providers.

Conclusion

Choosing an ISP proxy is not just about price, but about compatibility, stability, and long-term support. Each of the five providers has its strengths, and the best choice depends on your specific business scenario and growth plan. 

IPDeep offers high-quality proxy IPs including:

· Residential Proxies

· Data Center Proxies

· Mobile Proxies

With over 10 million high-quality IPs across 200+ countries and regions, IPDeep provides stable and reliable solutions for bypassing geo-restrictions, data collection, and secure access. Register now and try our Japanese proxy IPs for free!