Summary
| The 1st Smart Energy Week Autumn exposition venue |
Smart Energy Week Autumn 2021 (September 29 - October 1, 2021, at Tokyo Big Sight) was held as scheduled. Smart Energy Week is held every year in the spring and this year was held in March within the constraints required for the COVID-19 crisis; but this event was held in the autumn for the first time and so is called the 1st Smart Energy Week Autumn. According to RX Japan Ltd. (formerly Reed Exhibitions Japan Ltd.), the organizer of the event, the total number of visitors to Smart Energy Week Autumn 2021 was 25,494 (over the course of the three days), which is close to the number of visitors to Smart Energy Week 2021 in March of this year (28,345).
This report introduces the electrification-related exhibition items at Smart Energy Week Autumn 2021, focusing on the 1st International Rechargeable Battery Expo Autumn - Battery Japan, the 1st International Hydrogen & Fuel Cell Expo Autumn - FC Expo, and the 1st International Smart Grid Expo Autumn.
Related Reports:
IAA Mobility 2021: Battery, Charging, ADAS and Connected solutions (Oct. 2021)
IAA Mobility 2021: Focus on eMobility, Sustainability, Automated and Connected Driving (Sep. 2021)
MarkLines Online Exhibition 2021: Electrification Components (2) (Sep. 2021)
MarkLines Online Exhibition 2021: Electrification Components (1) (Sep. 2021)
EV battery technologies on thermal management, materials, and solid state batteries (Aug. 2021)
EV battery and inverter technologies, fast charging, and battery recycling (Jul. 2021)
Smart Energy Week 2021: Electrification-related Technologies (Battery edition) (Mar. 2021)
Smart Energy Week 2021: Electrification-related Technologies (FC edition) (Mar. 2021)
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.
V2X compatible charging/discharging devices, quick chargers, etc. (Tsubakimoto Chain, Takaoka Toko)
The source outline identifies this section as part of “Smart Energy Week Autumn 2021: Electrification-related Technologies”. Based on the available local metadata, this section should be read through the lens of Niterra, V2H, Tsubakimoto Chain, Tatsuno, Insulator, Japanese Suppliers and the visible introduction, figures, captions, and tables.
EV charging modules, DC-DC converters (Huawei, Kaltech)
The source outline identifies this section as part of “Smart Energy Week Autumn 2021: Electrification-related Technologies”. Based on the available local metadata, this section should be read through the lens of Niterra, V2H, Tsubakimoto Chain, Tatsuno, Insulator, Japanese Suppliers and the visible introduction, figures, captions, and tables.
Solid-state batteries, battery pack insulation material (NGK Spark Plug, Asahi Kasei)
The source outline identifies this section as part of “Smart Energy Week Autumn 2021: Electrification-related Technologies”. Based on the available local metadata, this section should be read through the lens of Niterra, V2H, Tsubakimoto Chain, Tatsuno, Insulator, Japanese Suppliers and the visible introduction, figures, captions, and tables.
Battery logger, lead battery remote monitoring solution (Gifu Battery Sales, Adtec)
The source outline identifies this section as part of “Smart Energy Week Autumn 2021: Electrification-related Technologies”. Based on the available local metadata, this section should be read through the lens of Niterra, V2H, Tsubakimoto Chain, Tatsuno, Insulator, Japanese Suppliers and the visible introduction, figures, captions, and tables.
High-pressure hydrogen tanks (Plastic Omnium, Iljin Hysolus, Kado/Fuji Industries, Kaltech)
The source outline identifies this section as part of “Smart Energy Week Autumn 2021: Electrification-related Technologies”. Based on the available local metadata, this section should be read through the lens of Niterra, V2H, Tsubakimoto Chain, Tatsuno, Insulator, Japanese Suppliers 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.