3 Japanese Nuclear Energy Stocks Backed By Earnings Growth

Nuclear energy stocks sit at the crossroads of two big forces investors are watching closely right now: energy security and inflation. With oil prices reacting to tensions around key shipping routes and central banks weighing interest rate moves against stubborn energy costs, many investors are looking for power sources that can support long term, reliable electricity supply. The Nuclear Energy Stocks screener focuses on companies across uranium production, fuel enrichment and reactor operations, helping you quickly filter this complex corner of the market. In this article, you will see 3 stocks from the screener that stand out for closer research.

Marubeni (TSE:8002)

Overview: Marubeni is a diversified Japanese trading and investment company that buys, sells, and operates businesses across everyday consumer goods, food and agriculture, industrial materials, energy, infrastructure, and financial services, connecting producers and end users worldwide. It also runs projects in areas such as nuclear power, natural resources, logistics, real estate, and transportation finance.

Operations: Marubeni generates most of its revenue from Food & Agri Business at ¥3,720.5b, followed by Energy & Chemicals at ¥1,365.8b, Metals & Mineral Resources at ¥918.9b, Aerospace & Mobility at ¥691.3b, Lifestyle at ¥644.1b, Power & Infrastructure Services at ¥485.3b, and smaller contributions from IT Solutions and newer business development units.

Market Cap: ¥8.27t

Marubeni stands out in the nuclear energy theme because it combines a very broad trading and infrastructure footprint with recent earnings momentum, including net income of ¥543,852m and basic EPS of ¥330.42 for the year to March 2026. Investors may also consider that some analysts currently see upside in the share price and anticipate changes in earnings and revenue. The share price sits below some fair value estimates but above discounted cash flow values. Investors should also weigh the high debt load, the unstable dividend record, and concerns about a relatively inexperienced board that is in the middle of a governance overhaul. Recent share buybacks and moves toward a Three Statutory Committees model add another layer that long term investors will want to follow closely.

Marubeni’s broad earnings story and governance overhaul could be masking a much sharper tension between valuation signals and future expectations, and the real twist may sit inside the 3 key rewards and 2 important warning signs

Hitachi (TSE:6501)

Overview: Hitachi is a Japanese industrial and technology group that supplies digital IT services, power grids and nuclear energy solutions, railway systems, factory automation, and a wide range of equipment from elevators to medical and analytical devices across global markets.

Operations: Hitachi generates most of its revenue from Connective Industries at ¥3,262.8b, Digital Systems & Services at ¥2,940.1b, and Energy at ¥3,219.9b, with smaller contributions from Mobility at ¥1,321.6b and Others at ¥531.1b, partly offset by corporate eliminations.

Market Cap: ¥22,161.7b

Hitachi brings together nuclear and grid equipment, AI driven digital platforms, and rail and factory automation in a way that gives you exposure to both physical infrastructure and higher margin software and services. Recent earnings growth, order momentum in power grids and rail, and active share buybacks are discussed alongside analyst expectations for higher margins and earnings, as well as a target price above the current share price. At the same time, you need to weigh higher project costs, heavy capital spending, and pressure in legacy areas like elevators in China, plus funding that currently leans on external borrowing. The real question is how these strengths and pressure points compare once you look at the full set of risks and rewards for Hitachi in the nuclear and grid theme.

Hitachi’s mix of nuclear, grid and rail projects alongside higher margin software hints at a story that many investors may not be fully pricing in yet, and the full picture becomes clearer once you read the analyst forecasts for Hitachi

Mitsubishi Heavy Industries (TSE:7011)

Overview: Mitsubishi Heavy Industries is a global industrial group that builds and services large scale energy systems, including nuclear, thermal and wind power, as well as aircraft engines, defense and space equipment, factory and transport systems, and air conditioning and refrigeration products.

Market Cap: ¥13.47t

Mitsubishi Heavy Industries provides direct exposure to the shift toward cleaner energy and advanced industrial equipment, with demand in areas such as next generation power, carbon capture and defense supporting its order backlog and recent earnings, including net income of ¥332,129m on sales of ¥4,974,168m in the year to March 2026. At the same time, the stock trades on a high P/E versus the Japanese machinery industry, is funded entirely by external borrowings and faces geopolitical and governance questions, from China’s export controls on affiliates to relatively low board independence. The key consideration is how these strengths and pressure points align with analysts’ expectations for higher margins and future earnings, and how that compares with the risks in its nuclear and defense heavy portfolio.

Mitsubishi Heavy Industries looks like its high P/E could be masking a deeper story in next generation energy and defense, and the real hinge for that story sits inside the analyst forecasts for Mitsubishi Heavy Industries

The three stocks covered here are just a starting point, with the full Nuclear Energy Stocks screener surfacing 33 more companies whose uranium, enrichment, and reactor stories could be just as compelling for your watchlist. Use Simply Wall St to identify, filter, and analyze the specific catalysts and narratives that matter most to you, so you can focus on the nuclear energy stocks that best match your highest conviction ideas.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.