Solar System Installers in Japan
Japanese solar panel installers – showing companies in Japan that undertake solar panel installation, including rooftop and standalone solar systems. 425 installers based in Japan are listed below.
| Company Name |
Area
|
Battery Storage | Starting Date | Installation size | Countries Operating In | |
|---|---|---|---|---|---|---|
| A-Style |
|
Saitama | Yes |
  |
Japan
|
|
| Ace Corporation |
|
Yamagata |
 |
Japan
|
||
| Act Ecotech |
|
Aichi |
|
Japan
|
||
| Advance |
|
Tokyo |
|
Japan
|
||
| Aipower |
|
Fukushima |
|
Japan
|
||
| Alma |
|
Osaka | 2023 |
|
Japan
|
|
| Alpha |
|
Kanagawa | Yes |
|
Japan
|
|
| Alsys |
|
Tochigi |
|
Japan
|
||
| APC Maintenance |
|
Chiba | Yes |
|
Japan
|
|
| Araden |
|
Kochi | Yes |
|
Japan
|
|
| Arca |
|
Miyagi | Yes |
|
Japan
|
|
| Arima |
|
Nagasaki |
|
Japan
|
||
| Asahi Danke |
|
Hokkaido |
|
Japan
|
||
| Asahi Dengyo |
|
Tokyo | Yes |
|
Japan
|
|
| Asahi I & R |
|
Saga |
|
Japan
|
||
| Asahi Techno |
|
Saitama |
|
Japan
|
||
| Asia Infonet |
|
Tokyo |
|
Japan
|
||
| ASW |
|
Kanagawa |
|
Japan
|
||
| ATES |
|
Tokyo |
|
Japan
|
||
| B.M. Nagano |
|
Tokyo | Yes |
|
Japan
|
|
| BBN Energy |
|
Hyogo |
|
Japan
|
||
| Bell Energy |
|
Ibaraki | Yes |
|
Japan
|
|
| Benart |
|
Kyoto | 2012 |
|
Japan
|
|
| Benex |
|
Nagasaki |
|
Japan
|
||
| Big Intec |
|
Aichi | Yes |
|
Japan
|
|
| Blue Sky Solar |
|
Tokyo |
|
Japan
|
||
| C Energy |
|
Aichi |
|
Japan
|
||
| C-Tech |
|
Aichi |
|
Japan
|
||
| CDSS |
|
Miyagi |
|
Japan
|
||
| CEJ |
|
Tochigi |
|
Japan
|
||
| Chiyoda |
|
Kanagawa | Yes |
|
Japan
|
|
| Chubu Facility |
|
Kyoto |
|
Japan
|
||
| Chubu Plant Service |
|
Aichi |
|
Japan
|
||
| Chuo Denki |
|
Aichi |
|
Japan
|
||
| Clean Energy |
|
Fukushima | Yes |
|
Japan
|
|
| Clean First |
|
Tokyo |
|
Japan
|
||
| Clean Venture 21 |
|
Kyoto |
|
Japan
|
||
| Core Field |
|
Chiba |
|
Japan
|
||
| Cosmo Reform |
|
Tokyo |
|
Japan
|
||
| Daichi Central Equipment |
|
Chiba |
|
Japan
|
||
| Daido Densetu |
|
Hokkaido |
|
Japan
|
||
| Daiichi Denki Kogyo |
|
Mie |
|
Japan
|
||
| Daikyu |
|
Osaka |
|
Japan
|
||
| Daishin |
|
Hyogo |
|
Japan
|
||
| Daishin Constructions |
|
Chiba |
|
Japan
|
||
| Daisho Denki |
|
Hokkaido |
|
Japan
|
||
| Daiwa House Industry |
|
Osaka | Yes |
|
Japan
|
|
| DELIS |
|
Tokyo |
|
Japan
|
||
| Denkasinki |
|
Ehime | Yes | 2006 |
|
Japan
|
| Denken |
|
Oita |
|
Japan
|
||
| Denkosha |
|
Tokyo | Yes |
|
Japan
|
|
| Develop |
|
Chiba |
|
Japan
|
||
| E Kankyo Solutions |
|
Iwate |
|
Japan
|
||
| E-Stage |
|
Tokyo | Yes |
|
Japan
|
|
| Eco Energy Lab |
|
Tokyo |
|
Japan
|
||
| Eco Green Development |
|
Saitama | Yes |
|
Japan
|
|
| Eco Holdings |
|
Tokyo |
|
Japan
|
||
| Eco Life Engineering |
|
Tokyo |
|
Japan
|
||
| Eco Logic Project |
|
Osaka |
|
Japan
|
||
| Eco Station |
|
Kumamoto | Yes |
|
Japan
|
|
| Eco Style |
|
Osaka |
|
Japan
|
||
| Ecologica |
|
Tokyo |
|
Honduras, Japan, Philippines,...
|
||
| Ecology and Economy |
|
Tokyo |
|
Japan
|
||
| Ecosunlight |
|
Oita |
|
Japan
|
||
| Ecotech Japan |
|
Hokkaido | Yes |
|
Japan
|
|
| Eiki Shoji |
|
Tokyo |
|
Japan
|
||
| Eitai Japan |
|
Chiba |
|
Japan
|
||
| Eiwat |
|
Osaka |
|
Japan
|
||
| Elve Environment |
|
Miyagi |
|
Japan
|
||
| Enela |
|
Hiroshima |
|
Japan
|
||
| Energy Products |
|
Tokyo |
|
Japan
|
||
| Enetech |
|
Aichi |
|
Japan
|
||
| ESCO |
|
Tokyo | Yes |
|
Japan
|
|
| Etechnos |
|
Saitama |
|
Japan
|
||
| eTRUST |
|
Tokyo |
|
Japan
|
||
| ETS Holdings |
|
Tokyo |
|
Japan
|
||
| Eurus Energy |
|
Tokyo | 2008 |
|
||
| EXEDY Electric Facilities |
|
Osaka | Yes | 2010 |
|
Japan
|
| EXEO |
|
Tokyo | Yes |
|
Japan
|
|
| FD |
|
Aichi | Yes | 2012 |
|
Japan
|
| Fuji Denki Kougei |
|
Kochi |
|
Japan
|
||
| Fujidenko |
|
Miyagi | Yes |
|
Japan
|
|
| Fujienergy |
|
Kagoshima | 2012 |
|
Japan
|
|
| Fujii Sangyo |
|
Tochigi |
|
Japan
|
||
| Fujimaki |
|
Nagano |
|
Japan
|
||
| Fujisaki |
|
Ibaraki |
|
Japan
|
||
| Fujiwara |
|
Chiba | Yes |
|
Japan
|
|
| Fukusho |
|
Fukuoka |
|
Japan
|
||
| Furukawa Densetsu |
|
Toyama |
|
Japan
|
||
| G Three Holdings |
|
Tokyo |
|
Japan
|
||
| G-Techno |
|
Aichi |
|
Japan
|
||
| GAT |
|
Okayama |
|
Japan
|
||
| Giraffe |
|
Hiroshima | Yes |
|
Japan
|
|
| Goda |
|
Osaka | Yes |
|
Japan
|
|
| Good Energy |
|
Saitama |
|
Japan
|
||
| Good One Reform |
|
Iwate |
|
Japan
|
||
| GPSS |
|
Tokyo |
|
Japan
|
||
| Granpia |
|
Tokyo |
|
Japan
|
||
| Green Power |
|
Tokyo |
|
Japan
|
||
| Gunei |
|
Gunma |
|
Japan
|