Summary
The Automotive Engineering Exposition 2025 was held for three days from May 21 (Wednesday) to May 23 (Friday), 2025, at the Pacifico Yokohama convention and exhibition center. According to an announcement by the organizer, the Society of Automotive Engineers of Japan, Inc. (JSAE), the event included 617 companies with 1,470 booths, and attracted 79,808 visitors, an increase of 3,836 visitors from last year.
This report focuses on core electrification-related technologies such as storage batteries, battery packs and modules, battery life extension and safety, and charging systems.
| Cutaway model of the Mitsubishi Outlander PHEV | Valeo's electrification technology exhibit |
Analysis Reports: Lithium-Ion Battery
Related reports:
JSAE 2025 in Yokohama: e-Axles, Motors, xEVs (Jun. 2025)
Smart Energy Week Spring 2025 (2) BEVs, Batteries, and Chargers (Apr. 2025)
BYD's Super e-Platform Technology Launch (Apr. 2025)
Automotive World 2025: Batteries, Charging, and Measuring Devices (Feb. 2025)
2024 China Electric Vehicle Charging and Battery Swap Ecosystem (Jan. 2025)
CAR Battery Day 2024 (Dec. 2024)
Battery Technologies: Battery life extension, safety components, etc. (Jul. 2024)
2025 JSAE Automotive Engineering Exposition: Archives of past exhibits reports
2024 JSAE Automotive Engineering Exposition: Archives of past exhibits reports
Local Reconstruction Note
This article has been expanded from the visible local mirror text, headings, tags, image captions, tables, and related local article titles. It is presented as a reconstructed reading version, not as a hidden original document.
Battery storage systems for electrified vehicles (Nissan, Mitsubishi, Honda, Suzuki, Hino, Isuzu)
The source outline identifies this section as part of “JSAE 2025 in Yokohama: Battery Technologies”. Based on the available local metadata, this section should be read through the lens of EV battery, Battery Pack, Cooling System, Capacitor, Storage Battery, Solid-state Battery and the visible introduction, figures, captions, and tables.
Battery cells and modules (ElringKlinger, Yazaki, Toshiba, JTEKT, Kobelco Research)
The source outline identifies this section as part of “JSAE 2025 in Yokohama: Battery Technologies”. Based on the available local metadata, this section should be read through the lens of EV battery, Battery Pack, Cooling System, Capacitor, Storage Battery, Solid-state Battery and the visible introduction, figures, captions, and tables.
Battery packs (Mitsubishi Chemical, Kautex, Martinrea, Nippon Steel, TDS)
The source outline identifies this section as part of “JSAE 2025 in Yokohama: Battery Technologies”. Based on the available local metadata, this section should be read through the lens of EV battery, Battery Pack, Cooling System, Capacitor, Storage Battery, Solid-state Battery and the visible introduction, figures, captions, and tables.
Battery cooling system (Futaba Industrial, Valeo)
The source outline identifies this section as part of “JSAE 2025 in Yokohama: Battery Technologies”. Based on the available local metadata, this section should be read through the lens of EV battery, Battery Pack, Cooling System, Capacitor, Storage Battery, Solid-state Battery and the visible introduction, figures, captions, and tables.
Measures to prevent battery fires (Henkel, Oerlikon)
The source outline identifies this section as part of “JSAE 2025 in Yokohama: Battery Technologies”. Based on the available local metadata, this section should be read through the lens of EV battery, Battery Pack, Cooling System, Capacitor, Storage Battery, Solid-state Battery and the visible introduction, figures, captions, and tables.
Related Local Signals
Nearby records in the local archive include Taipei AMPA 2026: Foxconn’s EV Technology; Smart Energy Week 2026: Batteries and Charging; Electrified Vehicle (xEV) Sales Monthly Report (March 2026); Geely i-HEV Intelligent Hybrid Technology Presentation. These titles can be used as adjacent evidence when comparing suppliers, technologies, markets, and reporting periods.