Panasonic Holdings Corporation
6752.TMEDIUMScore: 32.4Battery / Honda MPP Cells Co-Manufacturer · Weight: 2%· Data as of 2026-06-04
Investment Thesis
Panasonic Energy co-manufactures Honda's Mobile Power Pack e: (MPP) — the standardized swappable battery powering the entire Gachaco ecosystem (Honda + Yamaha + Kawasaki + Suzuki). Honda consolidated Gachaco as a wholly-owned subsidiary in April 2026 and is bringing MPP to the US B2B market from June 2026, scaling Vietnam swap stations from 50 (Q3 2026) to 1,000 (2027), and launching India EV motorcycle factory in 2028. Each scale milestone multiplies MPP cell demand, which flows directly to Panasonic Energy. Panasonic Holdings is at cyclical trough: FY2026 OP -45% YoY; FY2027 net profit guided +2.2x YoY as structural reforms (NEXT 2025) take hold. Panasonic Energy also growing fast via AI data center battery systems. PBR 1.18x — modest for a global battery leader. Battery spinoff/IPO optionality could unlock hidden value.
Risk
1) LG Energy Solution entering Honda's Vietnam e:Swap market (May 2026 partnership) — signals Honda diversifying away from Panasonic for new markets. If Honda adopts LG/CATL globally for next-gen MPP cells, Panasonic loses exclusivity. 2) Overall Panasonic dilution: Honda MPP is small fraction (<5%) of ¥8T consolidated revenue; portfolio performance masked by struggling home appliances and LCD segments. 3) FCF pressure: Panasonic Energy capex-heavy (Gigafactory Nevada + new Japan capacity); negative FCF possible until ramp. 4) PBR 1.18x is fair, not cheap — no deep value.
Monitoring Trigger
Add on dip if: Panasonic Energy announces dedicated Honda MPP capacity expansion (confirms demand visibility). Trim if: Honda announces switching MPP cell supply entirely to LG/CATL for new geographies. Exit if: Panasonic Energy IPO/spinoff priced at premium valuation (lock in spinoff premium).
Key Dates
Key Metrics
Business Segments
| Segment | Revenue | Share | Description |
|---|---|---|---|
| Panasonic Energy (batteries) | est. ~¥1.2-1.5T | ~15-20% | Li-ion cylindrical cells for Tesla (Gigafactory Nevada), Honda MPP, and AI data center energy storage. Growing fastest of all segments. IPO/spinoff candidate. |
| Industry / Connect / Entertainment & Communication | majority of remaining ¥6.5T | ~80-85% | Factory automation (Yaskawa JV), avionics, blue-ray, home appliances. Struggling segments being restructured under NEXT 2025. |
Supply Chain Evidence
| Evidence | Customer | Product | Detail |
|---|---|---|---|
| confirmed | Honda Motor / Gachaco Inc. | Honda Mobile Power Pack e: (MPP) cylindrical Li-ion cells | Wikipedia and Honda tech pages confirm: 'Honda Mobile Power Pack (MPP) is an exchangeable lithium-ion battery manufactured by Honda and Panasonic.' Honda consolidated Gachaco April 2026, now owns the battery swap network. Expanding MPP globally to US (June 2026 B2B) and Vietnam (50→1,000 stations by 2027). |
| confirmed | Tesla (Gigafactory Nevada) | 21700 and 4680 cylindrical cells | Panasonic Energy is Tesla's oldest and primary cell supplier. 21700 cells for Model 3/Y at Gigafactory Nevada. 4680 pilot cell production. Major revenue anchor for Panasonic Energy. |
| confirmed | AI Data Center operators (various) | Large-format Li-ion battery storage systems | Panasonic Holdings FY2026 earnings release highlighted 'significant growth in datacenter-oriented energy storage system sales.' AI server proliferation creating demand for UPS and grid-scale battery backup at hyperscale data centers. |