Mediator

What Mediator does

Mediator (メディエイター) is a privately held Japanese company operating GameLens (ゲームレンズ), a Japanese-language gaming device comparison and information media platform. The platform publishes editorial reviews, buying guides, and rankings of gaming peripherals — including headsets, mice, keyboards, monitors, controllers, gaming PCs, laptops, graphics boards, and SD cards — organized both by device category and by game title (VALORANT, Apex Legends, Genshin, Nintendo Switch, PS5, Fortnite, League of Legends). The site is built on WordPress using the Affinger5 theme and operates as a content publishing platform with affiliate e-commerce integration and embedded advertising. Founded in 2003 and based in Fukuoka, Japan, the company is led by founder Hidetaka Kuroki.

The business generates revenue through three primary streams: (1) affiliate commissions from Amazon Japan, Rakuten, and Yahoo Shopping when readers purchase recommended products via tracked links; (2) display advertising on the website; and (3) direct-to-consumer sales of GameLens-branded merchandise (mousepads, mobile batteries, iPhone cases, PC bags, cable holders, wireless chargers) through the GameLens Official Store on thebase.in. Distribution is concentrated in Japan, with editorial content amplified via X (@GameLens_media), YouTube, and an email newsletter. Content production centers on a differentiated editorial angle — aggregating pro gamer device usage data sourced from Prosettings.net and Liquipedia to rank products by actual professional adoption rates rather than relying on purely promotional reviews.

The company's target audience consists of Japanese gaming enthusiasts, pro gamers and esports players, and streamers/content creators seeking evidence-based purchasing guidance. No funding rounds, acquisitions, leadership changes, or regulatory actions are recorded in the source data, and revenue is not publicly disclosed. There is a notable inconsistency between the firmographic short description (which references PC repair, computer sales, and technical support) and the rest of the data, which describes a niche gaming media operation; the more specific and recent sources describing GameLens have been treated as authoritative.

Name

Mediator

Legal name

Mediator

Website

https://mediator-net.jp

Company type

Private

Founded year

2003

Operating status

Operating

Headcount range

51–100 employees

Short description

Mediator (メディエイター) operates GameLens, a Japanese-language gaming device comparison and review media platform that publishes buying guides, pro gamer equipment rankings, and editorial content across multiple game titles and peripheral categories, monetized via affiliate commissions, display advertising, and branded merchandise sales.

Ownership category

akta.pro rank

Headquarters

HQ city

Fukuoka

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2C

Offering type

Digital Commerce or Content

Cost components

Personnel, Marketing or Sales, Technology or R&D, Supply Chain, Operations

Revenue model

1. Affiliate Marketing: The site earns commissions through affiliate links to Amazon, Rakuten, and Yahoo Shopping when readers purchase recommended products. Product links include tracking IDs (e.g., 'gamelens2025-22').
2. Official Store E-commerce: Operates GameLens Official Store (store.mediator-net.jp) selling branded merchandise including mousepads, mobile batteries, iPhone cases, PC bags, and other gaming accessories.
3. Display Advertising: Generates revenue through advertising placements on the website, including Amazon product ads and affiliate banner placements.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Mediator operates GameLens, a Japanese-language media platform that compares gaming devices such as keyboards, mice, monitors, controllers, and microphones, and provides buying guidance to Japanese consumers. The company also runs the GameLens Official Store, an e-commerce storefront on mediator-net.jp that sells branded gaming accessories including mousepads, mobile batteries, PC bags, iPhone cases, and cable holders.

Product overview

Mediator operates GameLens (ゲームレンズ), a Japanese gaming device comparison information media platform. The core offering is GameLens, a content platform that publishes editorial reviews, buying guides, and pro-player device rankings across gaming device categories (headsets, mice, keyboards, monitors, controllers, gaming PCs, laptops, graphics boards, sound cards, SD cards) and game titles (VALORANT, Apex Legends, Genshin, Nintendo Switch, PS5, Fortnite, League of Legends, etc.). Alongside the media platform, Mediator runs the GameLens Official Store, an e-commerce site selling GameLens-branded merchandise including mousepads, mobile batteries, PC bags, iPhone cases, wireless chargers, cable holders, and clocks.

Differentiator

Problem solved

Functional benefit

Products and services

• GameLens (ゲームレンズ) Japanese-language media platform that compares and provides buying information on gaming devices such as keyboards, mice, monitors, controllers, and microphones. It aggregates professional gamer profiles and product data and is aimed at Japanese gaming consumers.
• GameLens Official Store E-commerce storefront operated by Mediator that sells branded gaming accessories including mousepads, mobile batteries, PC bags, iPhone cases, and cable holders to Japanese consumers.

Segments3 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Three partnerships are on record, tiered minor and core.

• Prosettings.netminorOthersData source for pro gamer equipment usage statistics. GameLens editorial team uses Prosettings.net data to aggregate and analyze professional gaming device adoption rates.
• LiquipediaminorOthersEsports wiki used as a data source for professional gamer profiles and competitive scene information.
• Amazon Japan (Amazon.co.jp)coreChannel Partner/ Reseller/ DistributorPrimary affiliate partner. GameLens includes Amazon affiliate links with tracking IDs (tag=gamelens2025-22) on product recommendations. Commissions earned when readers purchase through these links.

Scale indicators1 record

Recent moves1 record

Expansion highlights4 records

Broad incumbents

• IGN: Global gaming media platform covering games, hardware, and peripherals with affiliate-driven buying content. Overlaps with GameLens's peripheral-review and buying-guide categories at a global, multi-format scale.
• PC Gamer: Established English-language gaming and PC hardware media brand with deep peripheral buying-guide coverage. Comparable on the gaming-hardware editorial focus but at vastly larger scale and broader scope.
• NYT Wirecutter: Affiliate-led product review and recommendation media brand. Comparable in monetization structure (editorial → affiliate commerce) and category-buying intent, but covers far broader categories than gaming.
• Famitsu (KADOKAWA Game): Japan's flagship gaming media brand under KADOKAWA, covering games, hardware, and peripherals. Comparable editorial-peripheral category, but at far larger scale and as part of a multi-title media portfolio.

Direct peers

• RTINGS.com: Data-driven, measurement-first hardware and peripheral review site. Closest international analogue in combining rigorous data tables with affiliate-driven purchase recommendations.
• GameWith: Japanese gaming wiki and guide platform that monetizes via affiliate links and ads for game-related purchases. Directly comparable to GameLens in content model, Japanese-language SEO focus, and affiliate-driven revenue.
• Game8: Japanese game-guide and tier-list media site with strong SEO presence and affiliate monetization. Comparable content/affiliate model and overlap with GameLens's gaming-peripheral and game-title coverage.
• Prosettings.net: Pro gamer settings and equipment database that GameLens explicitly cites as a primary data source. Direct peer in pro-player device usage content and a likely partner-competing destination for the same intent.
• 4Gamer.net: Long-running Japanese-language PC and console gaming media outlet. Overlap is strongest on PC peripherals, hardware reviews, and buying guides, though 4Gamer operates as news media rather than affiliate commerce.

Others

• Liquipedia: Esports wiki used by GameLens for pro-player profile data. Adjacent data and ecosystem provider rather than direct content competitor, but its data underpins GameLens editorial.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/GameLens_media
• YouTubeyoutube.com/channel/UCAH-TpwbsCdGREVr664aT5A

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Mediator