日本語/English





We are providing promising solutions for the coming sustainable society.
Promoting renewable energies, EV charger, Self-consumption solution, IoT solutions intensively for everyone.
What's new
Our Service!(PV)
  • Planning/Design/Application of PV project in Japan
  • 3D Simulation
  • Construction
  • O&M
  • Plant Optimization/Repair
  • Project development/Acquisition
I-S3 Co,.Ltd
379-0831 Koike building 3F, Ara-machi 129, Takasaki, Gunma, Japan
+81(0)27-381-6583 or +81(0)90-9086-1458(For English speaker)
EV Charger Installation!!

For any brands including TESLA Showcase
  • Residential Multiple EV charger with demand controller
  • Suitable for the shops of more than a few hours stay. New way of advertizement in coming age.
    You can choose suitable EV chargeres for you business type!here
    Ex. AC normal charger is suitable for hotel business.
    You can also check here.
  • DC25kW(CHAdeMO) charger is also available.
    For short stay!
Multiple chargers on bigger parking place.
> We can also visit Nagano area including Karuizawa.


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株式会社I-S3
370-0069 群馬県高崎市飯塚町1311-1
TEL/FAX: 027-381-6583