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Defense & Aerospace

7 companies

Japan defense budget ¥9.04T FY2026 (record, 2% GDP two years early). Arms export liberalization April 2026 — biggest policy shift in decades. GCAP 6th-gen fighter program (Japan/UK/Italy) — first flight 2027, service entry 2035. Australia selects improved Mogami frigate (11 ships, $7B). Type 12 missile mass production starts FY2027. Submarine-launched cruise missile by 2028. SHIELD program ¥128.7B for unmanned systems. China sanctioned 40 Japanese defense firms including MHI, KHI, IHI, Fujitsu Defense, NEC. EXPLORE (2026-05-02): added supply-chain coverage — JSW (5631) sole barrel maker for Type 19/99 howitzers, Sky Perfect JSAT (9412) Tri-Sat ¥283B MILSAT PFI prime, Howa Machinery (6203) sole Type 20 rifle supplier expanded cross-service.

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Peer Comparison

CompanyTickerConvPEFwd PEP/BROEOp MarginD/EYieldFCF
Mitsubishi Heavy Industries, Ltd.7011.THIGH40.140.244.412.2%8.7%21%0.65%+¥300B
ShinMaywa Industries, Ltd.7224.THIGH16.5181.438.18%4.5%49%2.19%-¥11.0B
Tokyo Keiki7721.TMEDIUM~29.7 (actual FY2025 on ¥181 EPS; StockAnalysis shows 19.29x but uses stale FY2024 data)22.3~2.0 (compressed: stock -30%, book grew slightly)~7% (FY2025 actual; StockAnalysis 11.89% is stale FY2024)~4.6% (FY2025: OP ¥2.83B est. / Rev ¥61.5B)91.0%0.74% (¥40/share FY2025, raised from ¥35 — stock ~¥5,370)N/A
ACSL Ltd.6232.TLOWN/A24.4-77.7%-71%223%0%-¥1.3B
The Japan Steel Works, Ltd.5631.TMEDIUM33.531.13.59.09%8.4%34%1.02%-¥19.7B
SKY Perfect JSAT Holdings Inc.9412.TMEDIUM43.7351.64.5%10%60%1.4%+¥30B (est.)
Howa Machinery, Ltd.6203.TMEDIUM10.3110.656.5%5.5%30%1.7%+¥1B (est.)

Companies

Mitsubishi Heavy Industries, Ltd.

7011.THIGH

Core

20%

Japan's #1 defense contractor — prime on GCAP 6th-gen fighter, Type 12 missile mass production, Taigei submarines, Mogami frigates. FY2025 full-year r...

confirmedJMSDFconfirmedRoyal Australian NavyconfirmedPhilippine Navy (framework)+4 more

ShinMaywa Industries, Ltd.

7224.THIGH

Satellite

12%

Only amphibious aircraft manufacturer globally (US-2). Arms export three principles revised April 21, 2026 — Japan scrapped 5-category restriction; In...

confirmedJMSDFprobableIndia MoD (pending — wet lease)probableUS DoD/INDOPACOM (pending)+1 more

Tokyo Keiki

7721.TMEDIUM

Satellite

8%

Every new JMSDF surface ship and submarine needs Tokyo Keiki navigation and sensor systems — gyrocompasses, autopilots, fire control. Niche monopoly i...

confirmedJMSDFconfirmedMetro Weather — defense Doppler LiDARprobableMHI / KHI (supply chain link)

ACSL Ltd.

6232.TLOW

Tactical

5%

Japan's only TSE-listed pure-play on military unmanned systems. SOTEN drone officially adopted by JASDF (March 2024). FY2025 actual results (Feb 2026)...

confirmedJASDF (Air Self-Defense Force)confirmedDefense Equipment Agency (防衛装備庁) — ¥1.0B contractconfirmedDefense Equipment Agency (防衛装備庁) — ¥0.42B contract+2 more

The Japan Steel Works, Ltd.

5631.TMEDIUM

Satellite

10%

Sole Japanese manufacturer of large-caliber gun barrels (Type 19/99 howitzers, naval guns for Mogami-class FFM). Arms export reform April 21, 2026 — J...

confirmedJGSDF / ATLAconfirmedJGSDFconfirmedJMSDF+2 more

SKY Perfect JSAT Holdings Inc.

9412.TMEDIUM

Satellite

8%

Japan's only commercial-defense satellite operator — partner in Tri-Sat Constellation SPC with Mitsubishi Electric and Mitsui (executed Feb 19, 2026, ...

confirmedJapan MODconfirmedJapan MOD (JMSDF/JASDF/JGSDF)confirmedMitsubishi Electric (6503.T)+2 more

Howa Machinery, Ltd.

6203.TMEDIUM

Tactical

5%

Sole supplier of standard-issue assault rifles to all three branches of the Japan Self-Defense Forces — manufactures the Howa Type 20 5.56×45mm rifle ...

confirmedJGSDF / ATLAconfirmedJMSDF / JASDFconfirmedWeatherby Inc. (US OEM)+1 more