Hitachi Ltd. shares surged 9.9% after partnering with OpenAI. The collaboration will focus on energy, power grid operations, cooling equipment, and digital solutions. This trend of Japanese tech firms teaming up with US AI giants is boosting Japan’s tech stock rally.

Fujitsu Ltd. also saw a 5.7% rise in shares after expanding its partnership with Nvidia Corp. Investors are excited about specific projects in the tech sector, with data centers expanding. SoftBank Group Corp. has seen a 100% stock increase since joining the Stargate Project with OpenAI and Oracle Corp.

Hitachi’s partnership with OpenAI could increase orders for its energy segment and benefit its struggling storage unit. OpenAI’s valuation hit $500 billion, making it the world’s largest startup. The collaboration could have a significant impact on Hitachi’s earnings and future growth potential.

Read more at Yahoo Finance: OpenAI Tie-Up Boosts Hitachi Shares, Fuels Japan Tech Rally