Information on National and Tokyo Metropolitan Government Support and Subsidies for Household Carbon Neutrality
- Detached ZEH / Collective ZEH-M
 - Next-generation vehicles (EV, FCV, etc.), charging equipment for EV and PHEV, V2H charging and discharging equipment
 - Reform Related (Insulated Windows, Insulated Doors, Insulation Materials, Bathtubs, etc.)
 - Water Heater (Ene-Farm, EcoCute, etc.)
 - Solar Power Generation Equipment and Storage Batteries
 - Home Appliances (Air Conditioner, Refrigerator, LED Lighting)
 - Reference
 
Each subsidy has an application deadline and a budget limit.
Please note that some subsidies have already ended.
Detached ZEH / Collective ZEH-M
National Subsidy
- 
ZEH Subsidy Site Top Page(External Link)
Page for subsidies related to ZEH - 
Parenting Green Housing Support Project(External Link)
Page for subsidies related to new houses and renovations 
Tokyo Metropolitan Subsidy
- 
Tokyo Zero Emission Housing Subsidy Program, etc.(External Link)
Page for subsidies for those building new Tokyo Zero Emission Housing 
Next-generation vehicles (EV, FCV, etc.), charging equipment for EV and PHEV, V2H charging and discharging equipment
National Subsidy
- 
CEV Subsidy (Vehicles)(External Link)
Subsidy page for electric vehicles (EV), plug-in hybrid vehicles (PHEV), fuel cell vehicles (FCV), etc. - 
Subsidies for Charging Equipment, V2H Charging and Discharging Equipment, and External Power Supply Devices(External Link)
Subsidy Page for Charging Equipment, V2H, etc. 
Tokyo Metropolitan Subsidy
- 
Promotion of Fuel Cell Vehicles and Electric Vehicles (External Link)
Subsidy Page for FCV, EV, and PHEV Vehicles - 
V2H Promotion Project for Detached Houses(External Link)
Subsidy Page for V2H in Detached Houses - 
Promotion Project for the Spread of Charging Equipment for Detached Houses(External Link)
Subsidy Page for EV and PHEV Charging Equipment in Detached Houses - 
Charging Equipment Promotion Project (For Residents)(External Link)
Subsidy Page for EV and PHEV Charging Facilities in Apartment Complexes 
Reform Related (Insulated Windows, Insulated Doors, Insulation Materials, Bathtubs, etc.)
National Subsidy
- 
Parenting Green Housing Support Project(External Link)
Page for subsidies related to new houses and renovations - 
Existing Home Insulation Renovation Support Project (Public Interest Incorporated Foundation Hokkaido Environmental Foundation)(External Link)
Subsidy page for insulated windows and doors implemented by the Hokkaido Environmental Foundation - 
Advanced Window Renovation 2025 Project (Ministry of the Environment)(External Link)
Subsidy page for insulated windows and doors implemented by the Ministry of the Environment 
Tokyo Metropolitan Subsidy
- 
Energy-saving Renovation Promotion Project for Existing Homes(External Link)
Subsidy Page for Renovations such as High-Insulation Windows, Doors, Insulation Materials, and Bathtubs - 
Rental Housing Insulation and Renewable Energy Concentrated Promotion Project(External Link)
Subsidy Page for Improving Thermal Insulation Performance of Rental Housing and Introduction of Renewable Energy Equipment 
Water Heater (Ene-Farm, EcoCute, etc.)
National Subsidy
- 
Hot Water Energy Saving 2025 Project(External Link)
Subsidy Page for EcoCute, Hybrid Water Heaters, and Ene-Farm - 
Rental Collective Hot Water Energy Saving 2025 Project(External Link)
Subsidy Page for Water Heaters in Rental Housing 
Tokyo Metropolitan Subsidy
- 
Project for the Promotion of Effective Use of Heat and Electricity(External Link)
Subsidy Page for EcoCute and Others - 
 Household Fuel Cell Promotion Project with a View to Utilizing Demand Response(External Link)
Subsidy Page for Ene-Farm - 
Promotion Project for Energy-Saving Water Heaters in Condominium Units(External Link)
Subsidy Page for Replacement of Eco-Jozu and Eco-Feel in Existing Condominium Units 
Solar Power Generation Equipment and Storage Batteries
Tokyo Metropolitan Subsidy
- 
Promotion Project for Introducing Solar Power Generation in Households(External Link)
Subsidy Page for Solar Power Generation Equipment in Residential Houses in Tokyo - 
Promotion Project for the Introduction of Solar Power Generation in Households (Subsidy Project for Power Conditioner Replacement Costs Related to Solar Power Generation Systems)(External Link)
Subsidy Page for Power Conditioner Replacement - 
Home Battery Storage Installation Promotion Project(External Link)
Subsidy Page for Battery Installation 
Home Appliances (Air Conditioner, Refrigerator, LED Lighting)
Tokyo Metropolitan Subsidy
- 
Tokyo Zero Emission Points
Subsidy Page for Air Conditioners, Refrigerators, and LED Lighting 
Reference
Tokyo Metropolitan Comprehensive Consultation Desk
If you would like to know about the energy-saving and renewable energy support programs for households implemented by Tokyo Metropolitan Government, please contact the phone number below.
Tokyo Metropolitan Environmental Public Corporation (Cool Net Tokyo)
Phone 03-5990-5236
Reception Hours Weekdays 9:00 AM to 5:00 PM
Tokyo Metropolitan Comprehensive Renovation Consultation Desk
If you would like to use the "Tokyo Metropolitan Comprehensive Consultation Desk for Home Renovations," which addresses various questions encountered when carrying out home renovations, please contact the inquiry address below.
Tokyo Metropolitan Disaster Prevention and Community Development Center, Public Interest Incorporated Foundation
Phone 03-5989-1683
Email reform-soudan@tokyo-machidukuri.jp
Consultation Hours Weekdays 9:00 AM to 5:00 PM
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Inquiries about this page
Inagi City Department of Urban Environmental Development, Greenery & Environment Division
2111 Higashi-Naganuma, Inagi City, Tokyo 206-8601
Phone number: 042-378-2111 Fax number: 042-378-9719
Contact the Greenery and Environment Division, Urban Environment Management Department, Inagi City



















