PayPay and Binance kick off financial integration to pave the way for IPO listing, as the Japanese financial market heats up and Buffett increases his bets.

Binance Japan Co., Ltd. and PayPay Corporation officially announced the launch of a financial integration service on their official website. According to the press release published by the official, Binance Japan Co., Ltd. (Headquarters: Chiyoda, Tokyo; General Manager: Takeshi Chino () and PayPay Corporation (Headquarters: Shinjuku, Tokyo; President and Representative Director: Ichiro Nakayama) announced that both parties have officially launched a new financial integration service. Starting today, users of Binance Japan (exchange, mobile, and web) can use funds deposited with PayPay Money to purchase encryption assets, and they can also recharge their own PayPay balance with the PayPay Money obtained from selling encryption assets. In addition to using PayPay Money, users can also use PayPay Points to fund purchases of encryption assets. Users only need to set their preferred payment method in the PayPay App to combine PayPay Money and PayPay Points for transactions. Binance Japan is also launching a lottery event; as long as you follow and retweet Binance Japan's posts on X, you have a chance to win 10,000 PayPay Points. PayPay plans to go public in the United States, and this collaboration with Binance accelerates SoftBank's layout in the encryption financial market.

The collaboration stems from PayPay's strategic investment in Binance Japan.

The newly launched financial integration service extends from PayPay's investment in Binance Japan. Both companies have stated that they will continue to expand their cooperation in the future, further enhancing the convenience for users in mobile payments and encryption asset trading, allowing for unrestricted flow of funds. Binance Japan officially began its services in Japan in 2023. Leveraging the technical capabilities and product depth accumulated by its parent company globally, it has gradually gained widespread adoption among local users in Japan.

Buffett increases investment in Japanese companies

The Japanese financial market is growing rapidly, attracting the attention of international investors to the Japanese market. According to a report by Global X, an ETF provider on the Australian Securities Exchange, international investors injected a record $6 billion into ETFs in October, surpassing the previous high of $5.8 billion set in July. Total capital inflows for 2025 are expected to reach $50 billion, far exceeding the record of $31 billion set in 2024, with Australian investors alone investing $16.7 million into the Japanese stock market.

Berkshire Hathaway, led by Buffett, has also increased its investment in Japanese trading companies. As of the end of October, the total value of the five major Japanese companies held by Berkshire Hathaway has risen to $31 billion, marking exponential growth compared to the $6.3 billion disclosed by Buffett on his 90th birthday in 2020.

The five companies in Berkshire's investment portfolio in Japan are Itochu Corporation, Marubeni Corporation, Mitsubishi Corporation, Mitsui & Co., Ltd. and Sumitomo Corporation. According to a report by Mitsubishi Corporation in August, Berkshire's ownership stake has increased from 9.7% in early March to 10.2%.

PayPay is preparing to go public in the United States.

PayPay's parent company SoftBank has acquired a 40% stake in Binance Japan, further solidifying its position in the digital financial services market. SoftBank Group's investment in Twenty One Capital holds approximately 43,500 bitcoins, making it one of the publicly listed companies with the largest bitcoin holdings. PayPay is preparing to go public in the United States and, after deepening its cooperation with Binance, is expected to have a valuation exceeding $20 billion.

PayPay Payment Flow Overview

According to the official announcement, users who have completed identity verification and account association can enjoy year-round, 24/7 service support. Deposits are free of charge, while withdrawals incur a fee of 110 yen, with a minimum threshold of 1,000 yen, and both deposits and withdrawals have limits set. If the PayPay side shows a balance limit, withdrawals will be restricted to ensure the safety of funds. The Binance Japan App is also recommended to be updated to the latest version for smooth usage.

After the integration of Binance and PayPay, users can directly choose PayPay as a deposit method on both mobile and web platforms. At the same time, PayPay Points can also be used to purchase encryption assets; simply set it as available for payment in the PayPay App to combine it with PayPay Money. In the past, fiat deposits and withdrawals on Binance Japan were limited to bank transfers or operations with external exchanges and wallets, and this integration significantly enhances the smoothness of mobile transactions.

Users can complete the deposit and withdrawal process simultaneously with one-click operation when trading spot on Binance Japan, with a minimum entry of just 1,000 yen. This service will still be suspended during system maintenance, but the overall trading flexibility and accessibility have been significantly improved.

To enable the PayPay Money integration service, users need to complete identity verification with both Binance Japan and PayPay, and click the PayPay icon on the Binance Japan platform to complete the account linking. Users can also unlink at any time. There are no fees for deposits, while the withdrawal fee is 110 yen, and there are daily and 30-day limits on deposits and withdrawals to comply with PayPay's usage regulations.

Binance Japan specifically reminds users in the announcement that they should understand that encryption assets are not government-backed legal currency, and their price fluctuations may lead to asset depreciation; factors such as market liquidity, blockchain technology failures, and private key loss can all cause irreversible damage. Even if Binance Japan manages user assets separately from company assets, funds may still not be returned in the event of company bankruptcy, and users must bear trading risks.

For more details, you can visit the PayPay official website for information.

This article discusses how PayPay and Binance are paving the way for an IPO by initiating financial integration, as the Japanese financial market heats up and Buffett increases his bets. It first appeared in Chain News ABMedia.