Mercari Aims to Become the World’s Most Used Platform for Bitcoin Payments: Mercoin’s Vision

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In a bold move signaling deeper integration between e-commerce and cryptocurrency, Mercari has launched a new service allowing users to purchase items directly with Bitcoin (BTC). Starting April 15, users can now select “Use Bitcoin” during checkout after choosing their desired item—seamlessly completing transactions using their BTC holdings.

This innovation was unveiled by Keita Nakamura, CEO of Mercoin, Mercari’s blockchain-focused subsidiary dedicated to developing crypto-related services. The announcement drew significant media attention, even making appearances on evening financial news programs—a testament to growing public interest in real-world crypto applications.

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Expanding Crypto Adoption Amid Market Challenges

Mercari first entered the crypto space in March 2023 by enabling users to buy Bitcoin using their sales proceeds on the platform. Within just seven months, over one million users had adopted the feature, accounting for the majority of new crypto account sign-ups that year in Japan.

Notably, this growth occurred during a largely bearish market—highlighting Mercari’s unique ability to onboard users not driven purely by speculation. Instead, a fresh demographic emerged: individuals treating Bitcoin as part of their regular shopping cycle.

According to internal data, 48% of users who purchased Bitcoin on Mercari later sold it to fund additional purchases on the platform. This indicates that Bitcoin is becoming embedded in everyday consumer behavior rather than being used solely for investment purposes.

“The types of products users buy after selling Bitcoin haven’t changed significantly,” said Nakamura. “This suggests Bitcoin is quietly integrating into users’ normal shopping experiences.”

A follow-up survey revealed that 83% of current Bitcoin users on Mercari expressed interest in using it for payments, suggesting strong potential for adoption once the new payment functionality rolls out fully.

Rethinking Value Exchange in Digital Commerce

Nakamura envisions Bitcoin payments opening doors to novel consumer experiences. By introducing a currency with price volatility into everyday transactions, users may begin to time purchases based on market movements—creating what he calls a “dynamic purchasing experience.”

“We believe Bitcoin payments can lead to many new experiences. When a fluctuating currency becomes a payment method, people might start buying based on price trends. With over 3 billion diverse items available on Mercari, this could become a major milestone in expanding cryptocurrency-based value exchange.”

This shift positions Mercari not just as a marketplace, but as a testing ground for how digital assets can function beyond trading and speculation—toward utility in daily life.

Global Crypto Payment Trends and Mercari’s Strategic Scale

To contextualize its ambitions, Mercoin presented data comparing Mercari’s scale with global crypto payment trends. While cryptocurrency payments worldwide reached ¥1.3 trillion ($9 billion USD approx.) in 2023, projections estimate growth to ¥1.6 trillion ($11 billion) by 2025.

More strikingly, Mercari’s Gross Merchandise Value (GMV) already exceeds ¥1 trillion annually. With an average of 7.9 items sold per second, the platform processes an immense volume of micro-transactions daily.

Integrating Bitcoin payments into such a high-frequency environment could dramatically increase real-world usage of cryptocurrencies—potentially making Mercari one of the most active ecosystems for crypto spending globally.

Nakamura pointed to international examples where major brands, restaurants, and online services accept crypto payments, emphasizing that practical adoption is already underway elsewhere. Mercari aims to bring similar momentum to Japan.

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Beyond Bitcoin: Future Plans for Digital Assets

While Bitcoin is the initial focus, Mercoin plans to expand into other digital assets in the future. Though no specific timeline was given, Nakamura confirmed that NFTs and altcoins are under consideration for future integration.

This long-term roadmap suggests Mercari is building toward a comprehensive digital asset economy—one where users can earn, invest, spend, and trade across multiple asset classes within a single ecosystem.

Addressing Real-World Viability: User Motivation Is Key

Despite early optimism, questions remain about the practicality of crypto payments in developed economies like Japan, where stable fiat currencies and robust financial infrastructure reduce perceived need.

During a Q&A session following the presentation, Nakamura addressed skepticism head-on:

“Historically, most domestic crypto holders in Japan have been motivated by investment or speculation—not spending. Their incentives are misaligned with payment use cases. But on Mercari, we see users who want to spend. We’re now testing whether that motivation translates into actual behavior.”

This user-driven demand could be the key differentiator that allows Mercari to succeed where others have struggled.

When asked about Mercari’s ultimate goal, Nakamura stated clearly:

“Our ambition is to make this platform the place where Bitcoin is most used for payments in the world. We believe we have the potential to achieve that.”

Frequently Asked Questions (FAQ)

Q: Can any Mercari user pay with Bitcoin?
A: Yes, any user who owns Bitcoin through Mercari’s integrated wallet can use it at checkout. The process is designed to be simple: select your item, choose “Use Bitcoin” during payment, and confirm.

Q: Is there a fee for using Bitcoin on Mercari?
A: While exact fees weren’t disclosed, transaction costs will likely reflect standard network fees at the time of purchase. Users are advised to check real-time rates before confirming payments.

Q: How does price volatility affect purchases?
A: Prices are locked in BTC at the time of transaction based on the current exchange rate. Users bear the risk of price fluctuations up to the point of confirmation.

Q: Will other cryptocurrencies be supported?
A: Currently only Bitcoin is supported. However, Mercoin has indicated plans to explore NFTs and altcoins in the future.

Q: Why focus on payments instead of just investment?
A: Because widespread spending drives true adoption. Mercari sees an opportunity to shift user behavior from holding crypto passively to actively using it—making digital assets more functional and accessible.

Q: Could this influence other Japanese retailers?
A: If successful, Mercari’s model could serve as a blueprint for mainstream crypto integration in Japan’s retail sector—potentially accelerating broader acceptance across the country.


With over 3 billion items traded and millions of active users, Mercari is uniquely positioned to turn cryptocurrency from a speculative asset into a practical tool for everyday commerce. As Bitcoin gains traction as both a store of value and a medium of exchange in Japan, Mercari may soon become one of the world’s most important gateways to real-world crypto usage.

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