Japan's 2026 basic policy framework approved; revision of the three security strategy documents before year-end becomes the core catalyst for the defense sector

Overview

This report discusses the impact of the Japanese government's approved 2026 Basic Policy on Economic and Fiscal Management and Reform on Japan's aerospace and defense industry. The policy framework emphasizes enhancing medium- to long-term growth potential through crisis management investment and growth investment, and lists defense industry, aerospace, AI and semiconductors, and shipbuilding as strategic investment directions. The report believes that the revision of the three security strategy documents before year-end will be the most important policy catalyst for Japan's aerospace and defense sector.

Core views

The core view is that the policy direction provides medium- to long-term support for Japan's defense and aerospace industries, but specific quantitative targets for defense spending are still lacking. Investors need to focus on the defense spending scale and funding sources in the next five-year defense plan, as well as how the FY2027 budget reflects the new Defense Buildup Program. The policy content also shows that Japan will advance unmanned equipment, stand-off defense capabilities, data and AI applications, stronger government involvement in the procurement of key equipment and production capability enhancement, as well as the construction of satellite constellations related to space security.

Analysis framework

The report adopts a policy event interpretation approach, linking the 2026 basic policy framework with the revision of Japan's three security strategy documents, the five-year defense plan, and the formulation of the FY2027 budget, to assess its catalytic significance for the aerospace and defense industry. The analysis focuses not on company earnings forecasts or valuation, but on policy direction, budget visibility, the industrial support framework, and the subsequent timetable.

Methodology notes

• Policy AnalysisJapan Security Strategy Document Revision Tracking

  By tracking the revision of the three security strategy documents before year-end, assess defense capability building, budget scale, and funding sources over the next five years.

  The report believes that the three security strategy documents will be incorporated into the next round of the five-year plan and will affect the FY2027 budget, making them the key framework for judging the strength of policy support for Japan's aerospace and defense sector.

• Goldman Sachs Disclosure FrameworkGS Factor Profile

  Compare stocks with the market and industry peers in terms of growth, financial returns, valuation multiples, and composite metrics.

  The disclosure appendix explains that this framework uses Goldman Sachs analysts' forecasts and standardized percentiles to build investment context, but the main body of this report does not provide framework scores for specific companies.

• Goldman Sachs Disclosure FrameworkM&A Rank

  Uses a score from 1 to 3 to assess the probability that a covered company becomes an acquisition target.

  The disclosure appendix explains that M&A Rank may affect the target price composition of some companies, but this report does not conduct M&A ranking analysis around specific companies.

• Goldman Sachs DatabaseQuantum

  Goldman Sachs' proprietary database for viewing financial statement history, forecasts, and ratios.

  The disclosure appendix explains that Quantum can be used for in-depth single-company analysis and cross-company comparison, but the main body of this report is primarily a policy commentary.

Asset mapping & comparison

Structured mapping from thesis to named assets (strengths, weaknesses, peers, risks).

• Japan Aerospace and Defense Industry

  Directly benefits from the policy framework and expectations for revision of the security strategy documents

  Strengths

  The policy includes defense industry and aerospace among the strategic investment areas, and emphasizes multi-year investment support, R&D, regulatory reform, and defense capability transformation.

  Weaknesses

  The current policy has not disclosed specific quantitative targets for defense spending, and the pace of industry revenue realization still depends on budget and procurement implementation.

  Comparison

  Compared with ordinary cyclical industries, this sector is more driven by government budgets, national security strategy, and long-term procurement plans.

  Risks

  Budget scale below expectations, unclear funding sources, delayed revision of strategy documents, and project execution and capacity expansion falling short of expectations.

• Companies related to unmanned equipment and stand-off defense capabilities

  Explicitly highlighted by policy for advancing adaptation to new forms of warfare

  Strengths

  The policy explicitly mentions advancing unmanned equipment and stand-off defense capabilities, which helps raise attention to related systems and supply chains.

  Weaknesses

  Specific procurement amounts, project lists, and timelines have not yet been disclosed.

  Comparison

  Compared with traditional platform-type equipment, these areas more strongly reflect technological upgrading and the needs of new forms of combat.

  Risks

  Technology maturity, changes in procurement priorities, budget constraints, and uncertainty in regulatory approval.

• Assets related to space security and satellite constellations

  Benefit from policy language on building satellite constellations to strengthen space security

  Strengths

  The policy explicitly mentions building satellite constellations, which may bring long-term demand for R&D, manufacturing, launch, and operations and maintenance.

  Weaknesses

  The specific construction scale, contracting model, and budget sources have not yet been disclosed.

  Comparison

  Compared with traditional defense manufacturing, this direction is more oriented toward long-term technological investment and cross-sector industrial chain collaboration.

  Risks

  Project pace slower than expected, technology and cost overruns, and changes in the international security environment.

Key data

• Policy Approval Date2026-07-21The Japanese government approved the 2026 Basic Policy on Economic and Fiscal Management and Reform.
• Number of Strategic Investment Areas17个Including AI and semiconductors, defense industry and aerospace, shipbuilding, and others.
• Timing of Security Strategy Document RevisionPlanned before the end of 2026The report believes the revision content will affect the next round of the five-year defense plan.
• Quantitative Target for Defense SpendingUndisclosedThe report explicitly points out that this policy framework does not include specific numerical targets for defense spending.
• Key Budget MilestoneFY2027（FY3/28） budgetIt will be formulated based on the three security strategy documents and is regarded as the first-year budget of the new Defense Buildup Program.
• Goldman Sachs Global Equity Rating DistributionBuy 50%; Hold 34%; Sell 16%As of July 1, 2026, Goldman Sachs Global Investment Research covered 3,104 stocks.
• Investment Banking Relationship DisclosureBuy 65%; Hold 59%; Sell 43%The disclosure table shows the proportion of companies with investment banking relationships in each rating category over the past twelve months.

Impact & implications

For Japan's aerospace and defense sector, the policy direction reinforces expectations for medium- to long-term demand and government support, especially in unmanned systems, stand-off defense, AI and data utilization, stability of key equipment supply, equipment exports, and space security. Short-term market impact still depends on whether the subsequent three security strategy documents can provide clearer spending scale, funding sources, and project priorities. If the FY2027 budget reflects greater visibility, expectations for industry orders, capacity expansion, and R&D investment may be supported; if quantitative targets are insufficient or funding sources remain unclear, the strength of the catalyst may fall short of expectations.

Risks

• The revised content of the three security strategy documents falls short of market expectations.
• The spending scale or funding sources of the next round of the five-year defense plan remain unclear.
• The FY2027 budget fails to fully reflect the policy objectives.
• The implementation progress of key equipment procurement, GOCO arrangements, equipment transfers, and the SBIR mechanism falls short of expectations.
• The industry's capacity, supply chain, and R&D execution capabilities fail to match policy goals.

What to watch

• The revised content of the three security strategy documents before the end of 2026.
• The budget scale and funding sources in the next round of the five-year defense plan.
• The specific arrangements of the FY2027 (FY3/28) budget as the first-year budget of the new Defense Buildup Program.
• Project-level progress in unmanned equipment, stand-off defense capabilities, and data and AI applications.
• Subsequent detailed policy rules for key equipment GOCO arrangements, production capability enhancement, equipment transfers, and satellite constellation construction.