The East-to-West Pipeline: Why Avex's S10 Acquisition Signals a New Era of Global Pop Infrastructure

LOS ANGELES, CA – September 29, 2026 – For decades, the global music industry operated on a system of cultural rent. Entertainment conglomerates in Asia would develop talent, build massive regional fanbases, and then sign complex, temporary licensing and distribution deals with Western majors to cross the Pacific. But the tectonic plates of the modern music business are shifting. Companies are no longer satisfied with renting distribution; they want to own the infrastructure outright.

This week, Tokyo-based entertainment conglomerate Avex Inc. took a decisive step in that direction, announcing it has increased its ownership of S10 Entertainment to 85%, with a contractual agreement to reach 100% ownership over time. The transaction, which integrates S10 fully into the Avex Music Group, is far more than a standard corporate buyout. It is a calculated, structural move by a nearly $1 billion Japanese powerhouse to construct a permanent, owned highway between Tokyo, Los Angeles, and the upper echelons of the global streaming charts.

The acquisition comes at a critical inflection point for cross-border entertainment. As music consumption becomes increasingly borderless, the traditional barriers to entry—language, geography, and legacy radio networks—are being dismantled by algorithmic discovery and global touring infrastructures. For Avex, acquiring S10 isn't just about absorbing a profitable management roster; it is about securing the executive leadership, publishing catalogs, and Western operational frameworks necessary to compete directly with global majors on their own turf.

Building the Transpacific Highway

To understand the significance of the S10 acquisition, one must look at the broader financial and strategic context of Avex Inc. Often referred to as Japan's fourth major music company, the publicly traded conglomerate recently reported approximately $971 million in revenue for its prior fiscal year, marking an 11.3% year-over-year increase and its highest revenue level since the COVID-19 pandemic. More importantly, the company swung back to profitability, with its music business segment contributing roughly $810 million to the total.

Flush with this capital and projecting further profit growth, Avex is deploying a playbook similar to other East Asian entertainment giants, albeit with its own distinct operational flavor. In recent years, the industry watched South Korea's HYBE acquire Scooter Braun's Ithaca Holdings for over $1 billion, and Kakao Entertainment forge deep structural partnerships with Columbia Records. These moves signaled a departure from the old model of exporting finished products. Instead, these companies are buying the very factories that manufacture Western pop success.

"S10 is an exceptional management company that is playing a key role in realizing our global ambitions," said Katsumi Kuroiwa, CEO of Avex Inc., in a statement regarding the deal. "Bringing S10 into Avex reflects our confidence in Brandon's leadership and our commitment to growing Avex's global music business. Together, we will bring the full breadth of Avex's capabilities to artists and creators around the world."

Financial analysts tracking the Asian markets suggest that elevating the S10 stake to 85% tightens control over a rapidly growing management and publishing asset. While the financial terms of the transaction were not disclosed, market observers note that the incremental effects from S10's full integration could be highly meaningful for Avex's balance sheet, transitioning them from a regional powerhouse to a globally integrated intellectual property company.

The Architect of a Global Roster

At the center of this structural shift is Brandon Silverstein. The founder of S10 Entertainment, Silverstein has transformed a boutique management and publishing venture into an essential corporate engine for a multibillion-dollar conglomerate. Under the terms of the new acquisition, Silverstein continues his dual roles as CEO of both S10 and Avex Music Group, while maintaining a board seat and equity partnership.

The latest transaction is actually the second major deal between Avex and the businesses Silverstein built. In March 2025, Avex acquired the S10 Music Publishing catalog. At the time of that purchase, S10 boasted a staggering track record: more than 22 global No. 1 hits and 50 billion streams worldwide, with a publishing repertoire featuring credits on tracks by Justin Bieber, Drake, Doja Cat, Rihanna, and Post Malone.

Since taking the helm of Avex Music Group in 2025, Silverstein has not rested on those laurels. He has aggressively expanded the company's footprint, launching an initial $100 million publishing acquisition initiative designed to secure long-term cultural assets. The fruits of this aggressive expansion are already visible, from securing a global publishing administration partnership with Bruno Mars to celebrating Avex songwriters like Kamal Wilson, who recently took home a Grammy Award for Best R&B Song for co-writing Kehlani's "Folded."

"S10 began with a belief in exceptional talent and what we could build around it," Silverstein noted following the acquisition announcement. "I'm proud of what our artists, songwriters and team have accomplished, and grateful to the partners who helped us get here. This next chapter is an opportunity to build on that work at a greater scale with Avex, investing in talent, developing new businesses and creating more opportunities across markets."

For Avex, Silverstein represents a vital bridge. He possesses the granular, on-the-ground knowledge of Western pop mechanics—from A&R and publishing to radio promotion and brand partnerships—that Asian conglomerates have historically struggled to replicate natively.

Beyond J-Pop: A Hybrid Infrastructure

The ultimate test of this newly integrated infrastructure lies in the talent it supports. Avex is not merely using S10 to manage Western artists; it is utilizing this transpacific pipeline to elevate its own hybrid global pop acts, fundamentally redefining what a crossover artist looks like in the 2020s.

The prime example of this strategy is XG (Xtraordinary Genes), a seven-member Japanese girl group based in South Korea that performs exclusively in English. Backed by Avex's global infrastructure, XG has achieved unprecedented milestones. Their album "THE CORE - 核" debuted at No. 93 on the U.S. Billboard 200, marking their first entry into the Top 100, while their EP "AWE" made them the first Japanese girl group to appear on the chart since 2019.

The metrics supporting XG's rise are a testament to the power of a globally integrated strategy. With approximately 4.9 million monthly Spotify listeners—80% of whom are located outside of Japan—and a historic performance headlining the SAHARA stage at Coachella, XG proves that Avex's investment in Western infrastructure is yielding tangible cultural dividends. They are currently executing their second world tour, "XG WORLD TOUR: THE CORE," selling out massive arenas across North America, Europe, and Latin America.

Avex is attempting to replicate this success with ONE OR EIGHT, an 8-member boy group that debuted in August 2024. Leveraging the S10 network, the group has already secured high-profile collaborations, including a track with Big Sean that climbed to No. 5 on the U.S. iTunes Top Rap and Hip-Hop Songs chart. They are currently executing an ambitious live tour across North and South America, a rare feat for a newly debuted Japanese group.

"I'm grateful to Max Matsuura, Katsumi Kuroiwa, Shinji Hayashi and the Avex board for their continued trust and support," Silverstein added. "The global platform Avex has built is extraordinary, and together with our teams around the world, I look forward to extending it as one global music company."

As the ink dries on the S10 acquisition, the message to the broader entertainment industry is clear. The era of the regional music monopoly is fading. In its place, a new paradigm is emerging—one where global stability and cultural dominance are achieved not through temporary alliances, but through the hard, unglamorous work of buying, building, and integrating the infrastructure of pop music itself. Avex has laid its pipeline; now, the world will watch to see what flows through it.