SoftBank files a record ¥1 trillion retail bond to fund OpenAI commitments
The seven-year unsecured notes are Japan’s largest-ever retail bond, about $6.3 billion, with an indicative coupon of 4.3–4.9% to be priced on September 4. The 70th Fukuoka SoftBank HAWKS Bond matures on September 16, 2033.

On August 24 The Japan Times reported that SoftBank has filed Japan’s largest-ever retail bond: ¥1 trillion (about $6.3 billion) of seven-year unsecured notes to fund OpenAI commitments. The issue is the 70th Fukuoka SoftBank HAWKS Bond.
What we know
- The filing is a ¥1 trillion ($6.3 billion) seven-year unsecured retail bond, the largest of its kind in Japan, with an indicative coupon of 4.3–4.9% to be priced on September 4.
- Proceeds are meant to fund OpenAI commitments.
- It is the 70th Fukuoka SoftBank HAWKS Bond, maturing September 16, 2033, with a subscription window of September 7–16, 2026, and a planned JCR A rating.
- The same day The Japan Times noted an Alibaba Hong Kong follow-on of HK$80 billion.
Takeaways
- The record retail sale is explicitly tied to OpenAI funding needs.
- Pricing is set for September 4, with a nine-day window after that.
- Alibaba’s HK$80 billion follow-on is a same-day note in the Times, not part of the SoftBank filing.
Source: The Japan Times


