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 | |
|---|---|---|---|---|---|---|
| RT Industry |
|
Osaka |
  |
Japan
|
||
| Ryoki Kogyo |
|
Tokyo | 2009 |
|
Japan
|
|
| Ryou Den |
|
Yamaguchi | Yes |
|
Japan
|
|
| Ryoukou Denki |
|
Osaka |
|
Japan
|
||
| Ryowatechno Service |
|
Tokyo | Yes |
|
Japan
|
|
| Ryuden |
|
Gifu |
 |
Japan
|
||
| Ryuken |
|
Kumamoto |
|
Japan
|
||
| Ryukyu Tiida Global |
|
Okinawa | Yes |
|
Japan
|
|
| Ryuo Gas |
|
Fukuoka | Yes |
|
Japan
|
|
| Ryxtec |
|
Kanagawa |
|
Japan
|
||
| S-1 |
|
Tokyo | Yes |
|
Japan
|
|
| S1bata |
|
Aichi |
|
Japan
|
||
| Saga Denki |
|
Ibaraki |
|
Japan
|
||
| Sai Dengyosha |
|
Saitama |
|
Japan
|
||
| Saiden |
|
Ehime |
|
Japan
|
||
| Saiki Architect |
|
Aichi |
|
Japan
|
||
| Saiki Denki |
|
Tottori |
|
Japan
|
||
| Saikoujp |
|
Fukuoka |
|
Japan
|
||
| Saimaru Kensetu |
|
Ibaraki |
|
Japan
|
||
| Saison Setubi Kougyou |
|
Osaka |
|
Japan
|
||
| Saitama Solar |
|
Saitama | Yes |
|
Japan
|
|
| Saitech |
|
Yamaguchi |
|
Japan
|
||
| Saitene |
|
Saitama | Yes |
|
Japan
|
|
| Saitoh Seisakusho |
|
Hokkaido |
|
Japan
|
||
| Sakae Electric Industry |
|
Hyogo |
|
Japan
|
||
| Sakaigawa |
|
Tokyo | Yes |
|
Japan
|
|
| Sakamoto Denki |
|
Wakayama |
|
Japan
|
||
| Sakamoto Electric |
|
Hiroshima |
|
Japan
|
||
| Sakoda |
|
Aichi | Yes |
|
Japan
|
|
| Sakuma |
|
Niigata |
|
Japan
|
||
| Sakura Advance |
|
Osaka | 2009 |
|
Japan
|
|
| Sakura Real Estate |
|
Osaka |
|
Japan
|
||
| Sakurada |
|
Tokyo | Yes |
|
Japan
|
|
| Sakuragi Soken |
|
Chiba |
|
Japan
|
||
| Salt |
|
Nagasaki | Yes |
|
Japan
|
|
| San Total Ehime |
|
Ehime | Yes |
|
Japan
|
|
| San-ai Denko |
|
Shizuoka | Yes |
|
Japan
|
|
| San-eisha |
|
Tokyo | Yes |
|
Japan
|
|
| San-M |
|
Aichi |
|
Japan
|
||
| Sanbe Electric |
|
Shimane |
|
Japan
|
||
| Sancoh |
|
Toyama |
|
Japan
|
||
| Sanden |
|
Shiga |
|
Japan
|
||
| Sandenkeiso |
|
Kagawa | Yes |
|
Japan
|
|
| Sandoria |
|
Tokyo |
|
Japan
|
||
| Sandoria West |
|
Osaka |
|
Japan
|
||
| Sanei |
|
Kanagawa |
|
Japan
|
||
| Sanei Ecohome |
|
Kanagawa |
|
Japan
|
||
| Sanes Equipment |
|
Kumamoto |
|
Japan
|
||
| SANGI |
|
Akita |
|
Japan
|
||
| Sanho |
|
Okinawa |
|
Japan
|
||
| Sanix |
|
Fukuoka | Yes |
|
Japan
|
|
| Sankikohmuten |
|
Aichi |
|
Japan
|
||
| Sanko |
|
Ibaraki |
|
Japan
|
||
| Sanko Bussan |
|
Kagawa |
|
Japan
|
||
| Sanko Densetsu |
|
Kanagawa | 2016 |
 |
Japan
|
|
| Sanko Flex |
|
Tokyo |
|
Japan
|
||
| Sanko Seiki |
|
Saitama | Yes |
|
Japan
|
|
| Sankyo |
|
Kanagawa | Yes |
|
Japan
|
|
| Sankyo Denki Kougyou |
|
Hokkaido |
|
Japan
|
||
| Sankyo Densetsu Kogyo |
|
Nagano |
|
Japan
|
||
| Sankyo Densetu |
|
Okayama | 2013 |
|
Japan
|
|
| Sankyo Electric |
|
Hyogo |
|
Japan
|
||
| Sankyo Oil & Gas |
|
Kanagawa |
|
Japan
|
||
| Sankyo Shoken |
|
Okayama | Yes |
|
Japan
|
|
| Sano Slate industrial Place |
|
Tochigi |
|
Japan
|
||
| Sanodenki |
|
Tokushima |
|
Japan
|
||
| Sanof Sun Agency |
|
Oita | Yes |
|
Japan
|
|
| Sanrei Planning |
|
Kumamoto |
|
Japan
|
||
| Sanrin |
|
|
Japan
|
|||
| Sansei Densetsu |
|
Gunma |
|
Japan
|
||
| Sansho |
|
Mie |
|
Japan
|
||
| Sansho Denki Kohji |
|
Okinawa |
|
Japan
|
||
| Sanshu Construction Industry |
|
Ibaraki |
|
Japan
|
||
| Sansin |
|
Aichi |
|
Japan
|
||
| Santia |
|
Tokyo | Yes |
|
Japan
|
|
| Sanwa |
|
Mie |
|
Japan
|
||
| Sanwa Electrical Engineering |
|
Osaka |
|
Japan
|
||
| Sanwa Home Services |
|
Kanagawa |
|
Japan
|
||
| Sanwa House |
|
Aichi | Yes |
|
Japan
|
|
| Sanwa System |
|
Tokyo | Yes |
|
Japan
|
|
| Sanwa Techno |
|
Aichi |
|
Japan
|
||
| Sanwa-Kenso |
|
Osaka |
|
Japan
|
||
| Sanyo Data Systems |
|
Okayama |
|
Japan
|
||
| Sanyo Engineering & Construction |
|
Tokyo |
|
Japan
|
||
| Sanyo Heating |
|
Miyagi | Yes |
|
Japan
|
|
| Sanyo Homes |
|
Osaka | Yes |
|
Japan
|
|
| Sanyo Houtec |
|
Okayama | Yes |
|
Japan
|
|
| Sanyo Technical |
|
Miyagi |
|
Japan
|
||
| Sanyou |
|
Toyama |
|
Japan
|
||
| Sanyu Densetsu |
|
Gunma | Yes |
|
Japan
|
|
| Sanyuu |
|
Tokyo | Yes |
|
Japan
|
|
| Saraya |
|
Yamagata |
|
Japan
|
||
| Saraya Environmental Design |
|
Osaka | Yes |
|
Japan
|
|
| Sasaki Denki |
|
Aomori | Yes |
|
Japan
|
|
| Sasaki Sekiyu Hanbai |
|
Aomori |
|
Japan
|
||
| Sasaki Syouten |
|
Fukushima | Yes |
|
Japan
|
|
| Sasebo Tushin Setubi |
|
Fukuoka |
|
Japan
|
||
| Sato Bankin |
|
Fukushima |
|
Japan
|
||
| Sato Kensetsu Kogyo |
|
Tokyo |
|
Japan
|
||
| Sato Kogyo |
|
Tokyo |
|
Japan
|