$3.6B Green Investment : DayOne Data Centers Take Aim at Japan and Thailand

After building a data hub in Johor, the firm now expands into Japan and Thailand with smart, green, modular centers.

Introduction

In a bold and strategic leap forward, Singapore-based DayOne Data Centers has announced a $3.6B green investment to supercharge its regional expansion—starting with ambitious new projects in Japan and Thailand.

Backed by SoftBank and powered by its early success in Johor, Malaysia, DayOne is redefining the future of data infrastructure in Asia.

As AI, fintech, and cloud services explode across the region, this investment marks a turning point—not just for DayOne, but for Asia’s digital economy as a whole.

techovedas.com/airtrunk-launches-ai-ready-data-centre-in-johor

Quick Overview:

Dayone $3.6B Investment to expand green data center footprint.

Johor flagship campus scaled from 10 MW to 1,500 MW in 3 years.

Next targets: Tokyo, Osaka, and Thailand’s Eastern Economic Corridor (EEC).

Focus on liquid cooling, solar hybrid systems, and AI energy optimization.

DayOne aims to double Asia-Pacific capacity by 2028.

Johor: The Launchpad for Green Innovation

DayOne’s journey started in Iskandar Puteri, Johor—a rising data center hub just across the Singapore border. With affordable land, stable power supply, and proximity to subsea cable landing stations, Johor quickly became Southeast Asia’s digital nerve center.

By 2024, Johor’s data center capacity had jumped from 10 MW to over 1,500 MW, thanks in part to DayOne’s early leadership and sustainable infrastructure model.

Their flagship campus runs on:

  • Liquid immersion cooling for energy efficiency
  • Hybrid solar-grid power to lower carbon emissions
  • Smart load balancing powered by AI algorithms
  • Local tie-ups to support Malaysia’s 40% renewable energy goal by 2035

Why Japan and Why Thailand ?

Japan: The AI Compute Powerhouse

Japan’s demand for cloud and AI compute is rising fast. Tokyo and Osaka are key tech and financial hubs where latency-sensitive services—like AI model training and financial analytics—need robust, low-latency infrastructure.

DayOne’s Tokyo and Osaka builds will cater to:

  • Financial institutions
  • Cloud-native startups
  • AI development firms

Energy costs in Japan remain high, but DayOne offsets this with liquid cooling tech and machine-learning-based power optimization. These centers will be modular, edge-ready, and compliant with Japan’s strict sustainability laws.

Thailand: The Digital Gateway of ASEAN

Thailand’s Eastern Economic Corridor (EEC) is transforming into a digital hub. Government incentives, fiber-rich zones, and cloud adoption make it ripe for data center development.

DayOne will introduce prefabricated modular data centers in the EEC region to meet:

  • Enterprise cloud needs
  • Digital banking growth
  • AI and IoT startups’ data demands

The company is in talks with local energy firms to secure green power purchase agreements (PPAs) and align with Thailand’s carbon neutrality roadmap by 2050.

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Market Outlook: Competition Meets Local Advantage

The Asia-Pacific data center market is projected to reach $60 billion by 2028. DayOne faces strong competition from players like ST Telemedia, AirTrunk, NTT, and Google Cloud. But what sets it apart?

CompetitorStrengthsDayOne’s Edge
ST TelemediaSingapore HQ, hyperscaleGreen-first, modular builds
AirTrunkLarge-scale capacityRegional-first, faster setup
NTT GlobalEdge networksAI-optimized infrastructure
Google CloudGlobal scaleLocal flexibility, faster ROI

DayOne’s green DNA, modular agility, and deep regional roots make it uniquely positioned to serve Asia’s AI and cloud wave.

techovedas.com/the-semiconductor-sector-indias-billion-dollar-sunrise

CEO Vision: “A Greener, Smarter Asia”

Speaking at the Nikkei Forum Medini 2025, CEO Jamie Khoo said:

We’re not just building data centers. We’re building digital ecosystems that are smart, sustainable, and scalable across Asia.”

Khoo confirmed that the first Japanese site will break ground by late 2025, while Thailand’s modular sites are on track for early 2026.

DayOne also plans to expand to Indonesia, Vietnam, and South Korea by 2027 as part of its roadmap to double Asia-Pacific capacity by 2028.

/techovedas.com/u-s-targets-malaysia-thailand-in-ai-chip-crackdown-is-taiwan-next

Conclusion

In a world where data is the new oil, and sustainability is non-negotiable, DayOne is building the infrastructure that powers both the AI revolution and the climate transition.

With Japan and Thailand in its sights, and Johor as its springboard, DayOne is ready to lead Asia’s next digital chapter—greener, smarter, and faster than ever before.

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Kumar Priyadarshi
Kumar Priyadarshi

Kumar Joined IISER Pune after qualifying IIT-JEE in 2012. In his 5th year, he travelled to Singapore for his master’s thesis which yielded a Research Paper in ACS Nano. Kumar Joined Global Foundries as a process Engineer in Singapore working at 40 nm Process node. Working as a scientist at IIT Bombay as Senior Scientist, Kumar Led the team which built India’s 1st Memory Chip with Semiconductor Lab (SCL).

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