10 AI-related stocks to watch in 2026 | Focus on the “implementation layer” where Japanese stocks are strong

[Summary]

The AI market in 2026 will expand from the stage of generative AI apps and chatbots to robots, factories, semiconductors, data centers, and cyber defense.

The market focus is shifting from just companies that use AI to companies that implement AI in the real world.

Among Japanese stocks, there are many companies with strengths in FA, robots, sensors, semiconductor manufacturing equipment, and power/cooling infrastructure. Unlike U.S. AI software stocks, Japanese companies may be reevaluated in areas that play a role in the ``hands and feet'' and ``foundation'' of an AI society.

In this article, we will organize 10 AI-related stocks to watch in 2026, divided into four layers.

First, the conclusion

What will be important in AI investment in 2026 is not simply whether the words "AI-related" are included.

What you should see is

Is AI demand leading to actual sales and orders?
Is it boosting profit margins?
Will the capital investment cycle continue? *Can it withstand rising interest rates and exchange rate fluctuations? *Are stock prices overheating due to high expectations?

It is.

The 10 stocks we will be covering this time can be easily understood by looking at them into the following four categories.

Classification	Featured stocks
Physical AI/Robotics	KEYENCE, FANUC, Harmonic Drive
AI Infrastructure Data Center	Sakura Internet, Hitachi, Mitsubishi Electric
Semiconductor/Edge AI	Lasertec, Tokyo Electron
Global AI Platform	NVIDIA, CrowdStrike

This is not an investment recommendation, but an observation list to watch the AI market.

1. Physical AI/Robotics

If generative AI is a "brain," physical AI is a "body."

For AI to create value in the real world,

Robot *Sensor *Autonomous control
Factory automation
Image recognition

Such mounting technology will be essential.

In 2026, investment in humanoid robots, autonomous factories, AI image inspection, and collaborative robots are likely to be the themes.

6861 KEYENCE

A highly profitable company that holds the “eyes” in the AI era

Keyence is a company that is strong in sensors, image processing, measurement equipment, and FA equipment.

It is compatible with the demand for AI-based image recognition, automatic inspection, and labor-saving, and is likely to be seen as an important company in the phase of implementing AI in factories.

Of particular note are the

Unmanned factory
Defective product detection
AI image analysis
Robot guidance
Production line automation

It is.

The more AI enters factories, the more important sensors and image processing devices that capture on-site data will become.

Risk

While Keyence is highly regarded as a highly profitable company, its stock valuation tends to be high.

It should be noted that expectations are likely to be adjusted in the event of an economic recession or a slowdown in capital investment.

6954 Fanuc

Global industrial robot/CNC company

FANUC is a company with a global presence in industrial robots, CNC, and factory automation.

The more AI penetrates factories, the more

Robot body
Automatic control
Production optimization
Labor saving investment

Demand is likely to increase.

In a scenario where AI is responsible for "judgment" and robots are responsible for "movement," companies like FANUC will become important players in physical AI.

Risk

Demand for robots is influenced by the manufacturing industry's capital investment cycle.

Business momentum tends to slow down when Chinese demand, EV investment, and semiconductor investment are weak.

6324 Harmonic Drive Systems

Manufacturer of important parts for the humanoid era

Harmonic Drive Systems is a company known for precision reduction gears.

In robot joints,

Precision movement
Smaller and lighter
High torque
Low backlash

becomes important.

If the market for humanoid robots and collaborative robots expands, attention to precision reduction gears is likely to increase.

Risk

While the company is highly sensitive to robot themes, its business performance is easily influenced by the order cycle.

Since stock prices tend to move in advance of themes, it is necessary to confirm the actual recovery in orders.

2. AI infrastructure/data center/power

As the AI boom continues, massive infrastructure investments will be required behind the scenes.

What you will need is

*GPU

Data center
Power
Cooling equipment
Network
Operation management

It is.

In 2026, there is a possibility that there will be more situations in which funds will go to the infrastructure that powers AI, rather than the AI itself.

3778 Sakura Internet

Core candidate for domestic AI cloud

As a domestic cloud company, Sakura Internet may benefit from the growing demand for GPUs for AI.

Of particular note are the

Domestic AI infrastructure
GPU cloud
Cloud demand in government and public sector
Data sovereignty

It is.

Amid growing concerns about dependence on overseas cloud computing, the theme of domestically produced AI infrastructure is strong.

Risk

Because Sakura Internet has a strong theme, it is easy to incorporate expectations into the stock price first.

GPU investment requires a large capital burden, so it is necessary to check not only sales growth, but also profit margin, utilization rate, and return on investment.

6501 Hitachi, Ltd.

Comprehensive infrastructure company in the AI era

Hitachi, Ltd. is a company that can traverse IT, electric power, railways, control, and social infrastructure.

In the AI era,

Power supply and demand optimization
Data center related
Social infrastructure DX
Industrial AI
OT and IT integration

may increase its presence.

Rather than just being an AI stock, it is likely to be evaluated as a comprehensive infrastructure company that supports an AI society.

Risk

Hitachi has a wide range of business areas, so its stock price is not determined solely by its AI theme.

While it has a sense of stability as a large company, it is inferior to small-sized theme stocks in terms of high AI purity.

6503 Mitsubishi Electric

Focus on AI data center cooling and power control

AI data centers generate huge amounts of electricity and heat.

Therefore, from now on,

*Air conditioning

Cooling equipment
Power control *FA *Energy saving control

may become more important.

Mitsubishi Electric is widely deployed in FA, air conditioning, power equipment, and building systems, and is one of the companies likely to benefit from the expansion of AI infrastructure.

Risk

Mitsubishi Electric is a conglomerate, and its overall performance is not determined solely by its AI data center.

It is also important that business reforms and profit margin improvements can continue.

3. Semiconductor/edge AI devices

The growth of the AI market will ultimately be directly linked to demand for semiconductors.

Especially in 2026,

AI semiconductor *HBM *EUV
Tip package
Edge AI

tends to become a continuing theme.

6920 Lasertech

Inspection equipment company supporting the evolution of AI semiconductors

Lasertec is a highly competitive company in EUV-related inspection equipment.

As the performance of AI semiconductors continues to improve,

Miniaturization
High precision inspection
Yield improvement
EUV mask inspection

will become increasingly important.

As an upstream stock in the AI boom, it plays an important role in looking at the semiconductor capital investment cycle.

Risk

Lasertec is strongly affected by semiconductor market conditions and valuation.

If the growth in orders slows down, stock price adjustments are likely to become large.

8035 Tokyo Electron

Typical beneficiaries of AI capital investment

Tokyo Electron is a world leader in semiconductor manufacturing equipment.

The increasing demand for AI servers is

Cutting edge semiconductors *Memory investment
Tip package
Semiconductor factory investment

leading to an increase in

In that sense, Tokyo Electron is positioned as a representative stock that benefits from AI capital investment.

Risk

Semiconductor manufacturing equipment is subject to large business cycles.

Even if demand for AI is strong, it is important to note that performance is likely to fluctuate due to memory market conditions, U.S.-China regulations, and postponement of capital investment.

4. Global AI platformer

American companies are indispensable when it comes to understanding not only Japanese stocks but also the global AI market.

NVIDIA and CrowdStrike are particularly important companies in gauging overall AI market sentiment.

NVDA NVIDIA

The heart of the AI market

NVIDIA is expanding into GPUs, CUDA, AI servers, robotics, simulation, and physical AI.

NVIDIA in 2026 is seen as not just a GPU company, but a platform company that supports AI factories and physical AI.

In particular,

*GPU

Network
Omniverse
Isaac *Cosmos
Robotics foundation

is important for AI to spread into the real world.

Risk

NVIDIA is at the center of the AI market, so expectations are very high.

If there is a slowdown in capital investment, competitive chips, customers moving to in-house production, or regulatory risks, it will have a large impact on the overall stock price.

CRWD CrowdStrike

Cyber defense company in the AI era

As AI becomes more popular, cyber risks will also increase.

Companies are

Cyber attack
Information leakage
AI abuse
Cloud breach
ID management

It is necessary to strengthen measures against this.

CrowdStrike is an AI-native security platform that is gaining attention for its threat detection, automated response, and endpoint protection.

Risk

Cybersecurity is a growing market, but competition is fierce.

Since expectations for high growth are likely to be assumed, stock prices are likely to be greatly affected if growth rates slow, major failures, or customer cancellations occur.

Three important perspectives for AI investment in 2026

1. Look at profit growth, not AI-related matters

From 2024 to 2025, there was a phase in which stock prices rose just because of AI-related issues.

However, after 2026,

Does it actually lead to profit?
Are orders increasing? *Will capital investment continue?
Is the profit margin improving?

We are now entering a phase where we are being looked at harshly.

2. Japanese stocks have a strong implementation layer

If the US is software and cloud-driven, Japan is strong in hardware and manufacturing sites.

In particular,

*FA

Robot *Sensor
Precision equipment
Semiconductor manufacturing equipment
Power/cooling equipment

However, the competitiveness of Japanese companies remains high.

Japanese stocks may be reevaluated on the topic of how to implement AI into the real world.

3. Pay attention to interest rates and exchange rates

AI-related stocks have strong growth characteristics, so they are easily affected by interest rates.

Particular attention should be paid to:

US long-term interest rates
Fed policy
Bank of Japan policy
Yen appreciation/weakness
Semiconductor regulations

It is.

Japanese manufacturing stocks have a high overseas sales ratio, so foreign exchange rates are also an important point to check.

Summary

The main battleground for the AI market in 2026 is expanding from generative AI itself to companies that implement AI into the real world.

Among them, Japanese companies

Robot *FA
Semiconductor manufacturing equipment *Sensor
Power infrastructure
Data center related equipment

Its strength lies in the implementation layer.

In future AI investments,

Which AI is amazing?

Not only

Who will support the AI society?

This perspective becomes even more important.

However, the stock prices of AI-related stocks tend to fluctuate due to anticipation. It is necessary to look at actual profit growth, orders, capital investment, and valuation.

Reference links

This article is for educational and informational purposes only, based on public information. It is not a recommendation or solicitation to buy or sell any specific security or financial product. Although care is taken with accuracy, the content and future investment outcomes are not guaranteed. Final investment decisions should be made at your own judgment and responsibility.