SoftBank Plans Record $6.3bn Retail Bond Sale to Fund AI Investments as Banks Hesitate on Risk

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SoftBank Group announced a historic 1 trillion yen retail bond sale, the largest by any Japanese issuer, offering 4.3-4.9% coupon rates to individual investors. The seven-year bonds will fund commitments to OpenAI exceeding $60 billion, as traditional banks prove reluctant to shoulder the risk given SoftBank's BB+ credit rating.

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SoftBank Targets Individual Investors with Record Bond Offering

SoftBank Group announced plans to issue 1 trillion yen (approximately $6.3 billion) in retail bonds, marking the largest such offering by any Japanese issuer and nearly doubling its previous record of 600 billion yen from April 2025

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. The seven-year bonds are expected to price on September 4 with an indicative coupon range of 4.3% to 4.9%, with the offering period running from September 7 to September 16 and bonds maturing on September 16, 2033

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. SoftBank has positioned itself as Japan's most active corporate bond issuer, making this its third retail bond offering of the year after raising 418 billion yen in April and 260 billion yen in June

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Banks Prove Reluctant as Credit Rating Concerns Mount

The decision to target individual investors stems from traditional banks' hesitation to shoulder the risk associated with SoftBank's corporate bond issuance. Yuuki Fukumoto of NLI Research Institute noted that "banks are finding it difficult to take on the risk given weak deposit growth, the credit rating and the seven-year duration, leaving the deal more reliant on retail investors"

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. While SoftBank expects an A rating from Japan Credit Rating Agency, international raters view the company differently. S&P has assigned SoftBank a BB+ rating, positioning it one notch below investment grade, though the outlook was revised to stable from negative in July

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. This credit rating disparity highlights the contrasting perspectives between domestic and international financial institutions on SoftBank's risk profile as AI spending accelerates across the technology sector.

Funding OpenAI Commitments and Closing the Gap

The proceeds from this record $6.3bn bond sale will be allocated to AI investments and the repayment of previously issued bonds, according to a company spokeswoman

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. SoftBank has committed more than $60 billion to investments in OpenAI and has separately sought a $10 billion margin loan secured against its stake in the company

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. Despite this massive fundraising effort, Bloomberg Intelligence's Sharon Chen indicates a shortfall above $20 billion remains after this issuance, making offshore issuance likely in the near term

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. The funding gap underscores the enormous scale of SoftBank's AI ambitions under Masayoshi Son, who has dismissed concerns about speculative tech bets as the company races to expand computing capacity and data centers.

Asset Disposals and Portfolio Monetization Strategy

To support its AI fundraising boom, SoftBank has been actively monetizing its investment portfolio through strategic asset disposals. The company has sold its entire stake in Nvidia and divested holdings in T-Mobile to generate capital for AI infrastructure investments

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. Additionally, SoftBank has secured financing through shares in chip designer Arm, leveraging its technology holdings to fund its aggressive push into artificial intelligence

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. This multi-pronged financing strategy combining borrowings, bond sales, and asset disposals demonstrates the company's determination to maintain its position in the competitive AI landscape, even as tech stocks face broader market pressures.

Asia's AI Infrastructure Race Intensifies

SoftBank's corporate bond issuance occurs amid a broader surge in capital-raising activities across Asia's technology sector. Chinese e-commerce and cloud computing company Alibaba launched a $10.2 billion share placement to invest in its "full stack" AI capabilities, while NTT Finance issued 1 trillion yen in debt to institutional investors, marking the largest corporate bond sale by a Japanese company

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. Meanwhile, Alphabet, Meta, Microsoft, and Amazon have committed nearly $2.4 trillion to AI-related spending globally

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. On the day of the announcement, Tokyo-listed SoftBank shares fell 2.6% to 5,118.0 yen, reflecting broader declines in Asian tech stocks with the Nikkei 225 index down 0.5%

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. This market reaction suggests investor caution despite the attractive coupon rate offered to individual investors, as questions persist about how AI investments will generate returns and whether retail investors fully understand the risks of funding seven-year bonds backed by technology that remains commercially unproven.

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