We will also explore Tokyo\u2019s environmental initiatives<\/strong> and the benefits of choosing sustainable properties<\/strong>, so please use this guide as a helpful reference.<\/p>\n\n\n\n At the U20 Tokyo Mayors Summit in 2019, the Tokyo Metropolitan Government declared its goal to reduce CO\u2082 emissions in Tokyo to net zero by 2050<\/strong>.<\/p>\n\n\n\n To achieve this target, the city established a concrete roadmap known as the \u201cZero Emission Tokyo Strategy.\u201d<\/strong> This plan promotes initiatives such as the widespread adoption of residential fuel cells and the expansion of zero-emission housing<\/strong>, which are now actively being implemented.<\/p>\n\n\n\n Since approximately 30% of Tokyo\u2019s total energy consumption comes from the residential sector<\/strong>, the city strongly encourages measures such as installing solar panels and storage batteries<\/strong>, adopting high-insulation building designs<\/strong>, and introducing energy-efficient home equipment<\/strong> to move toward net-zero emissions.<\/p>\n\n\n\n Among these efforts, people who are building or renting new homes are increasingly encouraged to choose ZEH (Net Zero Energy House)<\/strong> properties\u2014homes designed so that annual household energy consumption is effectively balanced to net zero<\/strong>.<\/p>\n\n\n\n For apartment buildings with six floors or more<\/strong>, the evaluation standard known as \u201cZEH-M Oriented\u201d<\/strong> has been established. Buildings can receive this certification by meeting specific insulation standards and achieving a 20% reduction in energy consumption<\/strong>.<\/p>\n\n\n\n Therefore, when selecting a sustainable property in Tokyo, whether a building has ZEH-M Oriented certification<\/strong> can serve as an important benchmark.<\/p>\n\n\n\nTokyo Aims to Achieve Net-Zero CO\u2082 Emissions by 2050<\/h2>\n\n\n\n
![\"\"](\"https:\/\/apartment-japan.tokyo\/blog\/wp-content\/uploads\/2026\/02\/jack-zhang-9Y5PgDgjfls-unsplash-e1771504674997.jpg\")
<\/a><\/figure>\n\n\n\nWhat Are \u201cEco-Friendly\u201d Homes in Tokyo?<\/h2>\n\n\n\n
<\/a><\/figure>\n\n\n\n