SoftBank Proxies - Japan Residential IPs (AS17676)

Access Japan's mobile landscape through authentic SoftBank proxies. Roundproxies delivers premium ISP-specific proxies for businesses and developers requiring genuine Japanese mobile IP addresses for market research, ad verification, and app testing.

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Why Choose SoftBank Proxies?

Premium proxy infrastructure with enterprise-grade reliability.
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Premium proxy infrastructure with enterprise-grade reliability. Experience the power of dedicated ISP connections.

Registered in Japan

SoftBank Corp.

38M announced IPv4 addresses

Routes SoftBank Corp. announces on AS17676

SoftBank network facts

SoftBank announces 38M IPv4 addresses on AS17676, and operates as a major transit provider. Residential proxies targeted at this ASN exit from addresses inside those announcements, so a target site sees a connection registered to SoftBank Corp..

Autonomous system: AS17676
Registered to: SoftBank Corp. (JP)
Announced IPv4 addresses: 38,313,984
IPv4 prefixes announced: 473
IPv6 prefixes announced: 3
Network role: Major transit provider
Primary function: Internet service provider
Upstream transit providers: 4
Settlement-free peers: 114
Downstream customer networks: 194
Last seen announcing routes: 2026-09-23

Source: regional internet registry data and BGP route collectors via the ipverse as-metadata dataset, 2026-09-24.

SoftBank Proxy Advantages

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Static ISP proxies from $1.00/IP and residential traffic from $3.50/GB, the same rates as the product pages. All features included, no hidden fees, no surprises.

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