TOKYO, Japan — fluct, Inc. (Minato-ku, Tokyo; CEO: Yota Fujii, COO: Takeshi Kuroda), a group company of CARTA HOLDINGS, Inc. specializing in publisher growth support, today announced the official launch of “fluct Strap” (https://fluct-strap.com/), an autonomous operational product suite designed for digital publishers.
fluct Strap consolidates and evolves fluct’s previous standalone solutions, such as "BID STRAP" and "DATA STRAP," into a unified ecosystem designed to address the growing complexity of ad operations. By automating and optimizing the entire monetization lifecycle—from data analysis to revenue realization—as a continuous growth cycle, fluct Strap enables digital publishers to focus on their core strength: quality content creation.

Background: Simplifying Structural Challenges in Digital Media

As the web display advertising market matures and consumer habits diversify, publishers face unprecedented operational complexity. Media outlets often encounter structural dilemmas, such as adding ad slots to maintain CPMs at the expense of user experience, or struggling with opacity due to increasingly sophisticated delivery technologies.
fluct Strap was developed to untangle these complexities, establishing a streamlined environment where publishers can reinvest their energy into high-quality content creation.

Three Core Components Driving the "Growth Cycle"

The product suite features three interconnected components that autonomously drive the monetization PDCA (Plan-Do-Check-Act) cycle:

1. fluct Strap: OPERATOR (Strategy, Foundation, & Control Center) Acts as the operational foundation that simplifies complex delivery architecture. Using a single tag, it optimizes integration with major demand channels, including the fluct SSP, serving as the central hub for data routing and execution.
2. fluct Strap: DISCOVERY (Insights & Strategy) Serves as a strategic compass within complex data environments by consolidating and visualizing revenue and user behavior data. The intuitive dashboard allows publishers to identify lost opportunities instantly, shifting valuable time from manual report reconciliation to strategic planning.
3. fluct Strap: BOOST (Execution & Revenue Maximization) Functions as the execution engine that converts insights into actionable revenue. It automatically manages cross-platform optimization, supported by continuous A/B testing and technical validation to maximize the value of every single impression.

Combining Technology with Expert Strategic Support

The value of fluct Strap extends beyond automated technology. As an official Google Certified Publishing Partner (GCPP), fluct provides dedicated consulting teams that work alongside the software suite. Expert consultants leverage the suite’s automated analytics to craft tailored optimization strategies for each publisher's unique business model, combining technological efficiency with human expertise.

Executive & Product Leadership Comments

Takeshi Kuroda, Representative Director & COO, fluct, Inc.

"In an increasingly uncertain market, sustainable growth for digital media requires both a reliable partner and a stable revenue foundation. We built 'fluct Strap' as a core infrastructure that frees publishers from tedious ad operations, allowing them to dedicate their resources to editorial and creative planning. As a dedicated partner, we remain committed to driving sustainable business growth for publishers."

Kengo Yuri, Product Manager, fluct, Inc.

"The publisher ecosystem has grown exceedingly complex, placing an increasing burden on media teams regarding ad operational management. fluct Strap was designed to eliminate these friction points. Our goal is to create an ecosystem where great content naturally yields strong revenue, and we look forward to evolving this product alongside our publisher partners."

About fluct, Inc.

Under its vision, "Creating the Future of Publishers, with Publishers," fluct, Inc.—a subsidiary of CARTA HOLDINGS, Inc. (backed by NTT DOCOMO, INC. and Dentsu Group Inc.)—operates one of Japan’s largest Supply-Side Platforms (SSP). In addition to fluct SSP, the company provides comprehensive publisher support through diverse product development, strategic consulting, and its status as a Google Certified Publishing Partner (GCPP). Leveraging the digital marketing expertise of CARTA HOLDINGS and NTT DOCOMO's extensive data ecosystem, fluct contributes to the healthy development of the digital advertising market.

• Website: https://corp.fluct.jp/
• CEO: Yota Fujii
• COO: Takeshi Kuroda
• Headquarters: 36F Toranomon Hills Station Tower, 2-6-1 Toranomon, Minato-ku, Tokyo
• Established: June 2, 2008
• Capital: 50 million yen (including capital reserve)
• Major Shareholder: CARTA HOLDINGS, Inc.
• Core Business: Ad Platform Business, Publisher Growth Business, Commerce Support Business

Contact Information

Service Inquiries:
fluct, Inc.
TEL: +81-3-4577-1458 / FAX: +81-3-4577-1493
Inquiry Form: https://corp.fluct.jp/contact

Media Inquiries:
CARTA HOLDINGS, Inc. PR Department
Inquiry Form: https://cartaholdings.co.jp/contact/pr/form/

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