SKY Perfect JSAT Holdings Inc.
9412.TMEDIUMSatellite · Weight: 8%· Data as of 2026-05-02
Investment Thesis
Japan's only commercial-defense satellite operator — partner in Tri-Sat Constellation SPC with Mitsubishi Electric and Mitsui (executed Feb 19, 2026, with Japan MOD; project value ¥283.1B over 2026-2031). Owns Kirameki / DSN X-band MILSAT family for JMOD (DSN-1/2/3, covering Pacific, Indian Ocean, and Japan) via DSN Corporation JV (with NEC and NTT Communications). Space business revenue +7.9% in FY2025; company guides 30% CAGR in national-security space revenue through 2030, targeting ¥50B defense/security space revenue by FY2031. Japan MOD's stand-off defense doctrine (long-range strike requires resilient ISR and BMC2) makes Kirameki and the Tri-Sat constellation strategically essential. Earnings stable from Media Business (SKY PerfecTV!) cushions space capex cycle.
Risk
1) PE 43.7x is rich — much of stand-off defense optionality is priced in. 2) Tri-Sat is a PFI SPC — JSAT share of ¥283B is split with MELCO and Mitsui; Synspective subcontract alone is ¥105.6B leaving roughly ¥120-140B for the prime consortium over 5 years (~¥25-30B/yr revenue, low standalone margin). 3) Space business margins lower than legacy media business — defense revenue growth dilutes group margin in near term. 4) Media business (pay-TV) is in secular decline as streaming captures share. 5) Satellite construction is capex-heavy and exposed to single-point-of-failure launch risk. 6) Dividend yield only 1.4-2.0% — not a yield play.
Monitoring Trigger
Watch FY2026 (year-end Mar 2026) full-year results in May 2026 — confirm space business revenue growth ≥15% and defense-space ≥¥10B. Track Kirameki-3 (DSN-3) operational status and any next-gen MILSAT contract announcements. If Tri-Sat consortium revenue ramps faster than guidance (>¥30B/yr at JSAT level), ADD to 11%. If pay-TV media business loses >5% subs, TRIM. Long-pole catalyst: Japan stand-off missile (Type 12 SSM, Tomahawk) operational deployment from FY2027 — drives MILSAT bandwidth demand.
Key Dates
Update History
NEW ADDITION (Defense supply chain explore). Tri-Sat Constellation SPC (¥283B PFI through 2031). Kirameki/DSN X-band MILSAT operator. 30% CAGR target for national-security space revenue through 2030.
Key Metrics
Business Segments
| Segment | Revenue | Share | Description |
|---|---|---|---|
| Media Business | ¥120B | 65% | SKY PerfecTV! pay-TV platform, fiber distribution — secular decline but cash-generative |
| Space Business | ¥65B | 35% | Commercial satcom (JCSAT/Superbird), defense MILSAT (Kirameki/DSN), Earth observation, Tri-Sat constellation share |
Supply Chain Evidence
| Evidence | Customer | Product | Detail |
|---|---|---|---|
| confirmed | Japan MOD | Tri-Sat Constellation (PFI satellite ISR system) | Tri-Sat Constellation Co., Ltd. (SPC: SKY Perfect JSAT + Mitsubishi Electric + Mitsui & Co.) executed contract Feb 19, 2026, project total ¥283.1B through Mar 2031. Selected Dec 24, 2025.[source](2026-02) |
| confirmed | Japan MOD (JMSDF/JASDF/JGSDF) | Kirameki / DSN X-band MILSAT (DSN-1, DSN-2, DSN-3) | DSN Corporation (JV: SKY Perfect JSAT + NEC + NTT Communications) builds and operates X-band defense communication satellites under PFI. DSN-1/Superbird-8 (Pacific), DSN-2 (Indian Ocean), DSN-3 (Japan).[source](ongoing) |
| confirmed | Mitsubishi Electric (6503.T) | Satellite manufacturer / consortium partner | MELCO is a co-shareholder of Tri-Sat SPC and lead satellite manufacturer; subcontracts with Synspective ¥105.6B for SAR data.[source](2026-02) |
| confirmed | Synspective / Axelspace / QPS Institute | Imagery subcontracts for Tri-Sat | Synspective ¥105.6B SAR subcontract; Axelspace optical EO; QPS additional SAR — JSAT consortium aggregates and delivers to MOD.[source](2026-02) |
| probable | MHI (7011.T) | H3 / H-IIA launches of JSAT satellites | Past Kirameki launches used MHI H-IIA. Future Tri-Sat constellation deployments likely combine H3 and Falcon 9 / Vulcan.[source](ongoing) |
Sources & References
Peer Comparison
| Company | PE | Fwd PE | ROE | Op Margin | FCF |
|---|---|---|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 40.1 | 40.24 | 12.2% | 8.7% | +¥300B |
| ShinMaywa Industries, Ltd. | 16.5 | 18 | 8.18% | 4.5% | -¥11.0B |
| Tokyo Keiki | ~29.7 (actual FY2025 on ¥181 EPS; StockAnalysis shows 19.29x but uses stale FY2024 data) | 22.3 | ~7% (FY2025 actual; StockAnalysis 11.89% is stale FY2024) | ~4.6% (FY2025: OP ¥2.83B est. / Rev ¥61.5B) | N/A |
| ACSL Ltd. | N/A | N/A | -77.7% | -71% | -¥1.3B |
| The Japan Steel Works, Ltd. | 33.5 | 31.1 | 9.09% | 8.4% | -¥19.7B |
| SKY Perfect JSAT Holdings Inc. | 43.7 | 35 | 4.5% | 10% | +¥30B (est.) |
| Howa Machinery, Ltd. | 10.3 | 11 | 6.5% | 5.5% | +¥1B (est.) |