SoftBank Group Corp. is returning to the overseas bond market for the second time this year, amid an aggressive fundraising push for AI, led by its bet on OpenAI.

The Japanese technology investment giant is looking to raise about $1.5 billion to $2 billion in the dollar debt market, and about €500 million ($580 million) from euro-denominated notes, according to people familiar with the matter. Details of the offering aren’t set and could change.