Solar System Installers in Japan
Japanese solar panel installers – showing companies in Japan that undertake solar panel installation, including rooftop and standalone solar systems. 2,242 installers based in Japan are listed below.
| Company Name |
Area
|
Battery Storage | Starting Date | Installation size | Countries Operating In | |
|---|---|---|---|---|---|---|
| Cube |
|
Osaka | Yes |
  |
Japan
|
|
| D-Box |
|
Yamaguchi |
|
Japan
|
||
| Dai-dan |
|
Osaka | Yes |
|
Japan
|
|
| Daibishi Sangyo |
|
Oita |
|
Japan
|
||
| Daichi Central Equipment |
|
Chiba |
 |
Japan
|
||
| Daichu Denki |
|
Hiroshima |
|
Japan
|
||
| Daidenko |
|
Tochigi |
|
Japan
|
||
| Daido Densetu |
|
Hokkaido |
|
Japan
|
||
| Daido Gas Industry |
|
Kagawa |
|
Japan
|
||
| Daidou Electrical Construction |
|
Iwate |
|
Japan
|
||
| Daiei Densetsu |
|
Toyama |
|
Japan
|
||
| Daigas Energy |
|
Osaka | Yes |
|
Japan
|
|
| Daiichi |
|
Ishikawa |
|
Japan
|
||
| Daiichi Denki Kogyo |
|
Mie |
|
Japan
|
||
| Daiichi Gas |
|
Gunma | Yes |
|
Japan
|
|
| Daiichi Kenso |
|
Aichi |
|
Japan
|
||
| Daiichi Techno |
|
Gunma |
|
Japan
|
||
| Daiichi Techno |
|
Tokyo |
|
Japan
|
||
| DAIJU |
|
Osaka | Yes |
|
Japan
|
|
| Daikin Denko |
|
Shiga | Yes |
|
Japan
|
|
| Daiko Communications |
|
Tokyo |
|
Japan
|
||
| Daiko Electoric |
|
Shizuoka |
|
Japan
|
||
| Daiko Electric |
|
Mie |
|
Japan
|
||
| Daikyu |
|
Osaka |
|
Japan
|
||
| Daimaru |
|
Saitama |
|
Japan
|
||
| Daimaru Enawin |
|
Osaka |
|
Japan
|
||
| Dainana |
|
Shizuoka |
|
Japan
|
||
| Dainichi |
|
Oita | Yes |
|
Japan
|
|
| Dainisso Technology |
|
Gunma |
|
Japan
|
||
| Daisan Youkou |
|
Tokyo | Yes |
|
Japan
|
|
| Daisei Home Service |
|
Nagano |
|
Japan
|
||
| Daishin |
|
Hyogo |
|
Japan
|
||
| Daishin Constructions |
|
Chiba |
|
Japan
|
||
| Daishin Denki |
|
Aichi | 2012 |
|
Japan
|
|
| Daisho Denki |
|
Hokkaido |
|
Japan
|
||
| Daisun |
|
Hiroshima |
|
Japan
|
||
| Daito Technos |
|
Tokyo | Yes |
|
Japan
|
|
| Daiwa |
|
Osaka |
|
Japan
|
||
| Daiwa |
|
Fukuoka |
|
Japan
|
||
| Daiwa |
|
Saitama |
|
Japan
|
||
| Daiwa House Industry |
|
Osaka | Yes |
|
Japan
|
|
| Daiyu Electric |
|
Kumamoto |
|
Japan
|
||
| DDS |
|
Kanagawa | Yes |
|
Japan
|
|
| DELIS |
|
Tokyo |
|
Japan
|
||
| Denkan Engineering |
|
Nagano |
|
Japan
|
||
| Denkasinki |
|
Ehime | Yes | 2006 |
|
Japan
|
| Denken |
|
Oita |
 |
Japan
|
||
| Denken Technol |
|
Kumamoto |
|
Japan
|
||
| Denkikan-izumi |
|
Miyagi |
|
Japan
|
||
| Denkosha |
|
Tokyo | Yes |
|
Japan
|
|
| Denon |
|
Kochi | Yes |
|
Japan
|
|
| DenQ |
|
Hokkaido | Yes |
|
Japan
|
|
| Densen |
|
Nagano | Yes |
|
Japan
|
|
| Dentex |
|
Hyogo | Yes | 2006 |
|
Japan
|
| Develop |
|
Chiba |
|
Japan
|
||
| DH Corporation |
|
Hokkaido |
|
Japan
|
||
| DHB |
|
Okinawa |
|
Japan
|
||
| Dleep |
|
Osaka | Yes |
|
Japan
|
|
| Doctor Fit ECO |
|
Miyagi | Yes |
|
Japan
|
|
| DOTO |
|
Hokkaido | Yes |
|
Japan
|
|
| Douchi Kinzoku Industry |
|
Tochigi | Yes | 2002 |
|
Japan
|
| Dream-Solar |
|
Kagawa |
|
Japan
|
||
| DUC |
|
Gifu | Yes |
|
Japan
|
|
| Duomo International |
|
Hyogo | Yes |
|
Japan
|
|
| E Flat |
|
Tokyo | 2010 |
|
Japan
|
|
| E Kankyo Solutions |
|
Iwate |
|
Japan
|
||
| E-dome Sales |
|
Tokyo |
|
Japan
|
||
| E-Gate |
|
Tokyo | Yes |
|
Japan
|
|
| E-life |
|
Nagano | Yes |
|
Japan
|
|
| E-Light |
|
Osaka |
|
Japan
|
||
| E-Link |
|
Hyogo |
|
Japan
|
||
| e-NAC |
|
Hokkaido |
|
Japan
|
||
| E-shinkou |
|
Fukuoka | 2008 |
|
Japan
|
|
| E-Ship |
|
Tokyo |
|
Japan
|
||
| E-Stage |
|
Tokyo | Yes |
|
Japan
|
|
| E-Tec |
|
Hyogo | Yes |
|
Japan
|
|
| E-Tec Energy & Ecology |
|
Osaka | Yes |
|
Japan
|
|
| E-Tex |
|
Kyoto | Yes |
|
Japan
|
|
| E.C.P. |
|
Kyoto |
|
Japan
|
||
| E&E |
|
Yamanashi | Yes | 1999 |
|
Japan
|
| E&M |
|
Hyogo |
|
Japan
|
||
| Earth |
|
Fukushima | Yes |
|
Japan
|
|
| Earth |
|
Tokyo | 2010 |
|
Japan
|
|
| Earth Act |
|
Saga | Yes |
|
Japan
|
|
| Earth Com |
|
Saitama |
|
Japan
|
||
| Earth Eco-Techno |
|
Okinawa | Yes |
|
Japan
|
|
| Earth Link |
|
Hokkaido |
|
Japan
|
||
| Earth Techno Creations |
|
Okayama |
|
Japan
|
||
| EarthSignal |
|
Saitama |
|
Japan
|
||
| East-Point |
|
Tokyo | Yes |
|
Japan
|
|
| Ebara |
|
Tokyo |
|
Japan
|
||
| Ebasho |
|
Tokyo | Yes |
|
Japan
|
|
| Ebino-gawara |
|
Hiroshima |
|
Japan
|
||
| Echigo Puropan |
|
Niigata |
|
Japan
|
||
| ECO Denki |
|
Miyagi |
|
Japan
|
||
| Eco Earth |
|
Kumamoto | Yes |
|
Japan
|
|
| Eco Energy Lab |
|
Tokyo |
|
Japan
|
||
| Eco Enginiaring |
|
Osaka |
|
Japan
|
||
| Eco Field |
|
Tochigi | Yes |
|
Japan
|
|
| Eco Flap |
|
Osaka | 2003 |
|
Japan
|