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Japan to use COP31 to showcase environmental technologies

Japan will use COP31 to highlight its environmental technologies as part of the annual climate change conference in Turkey.

By Eric Johnston·Nov 10·japantimes.co.jp·2 min read

Intelligence analysis by Qwen 2.5 (3B)

Japan is participating in COP31 to demonstrate its advancements in environmental technologies, including perovskite solar cells, to meet the goal of increasing the share of electricity in final energy demand to 35% by 2035.

Why it matters

Japan's participation in COP31 showcases its commitment to climate change and its technological advancements in renewable energy, which could influence global efforts to reduce carbon emissions.

Japan is showing off its cool new solar cells at a big climate meeting. These cells are like magic because they can be put on weird places like walls or windows. Japan wants to use more of these cells to make the world cleaner.

Analysis

{"

Japan's Role in COP31":"Japan is playing a significant role in COP31, the annual international climate change conference, by showcasing its environmental technologies. The Environment Ministry's COP31 Japan Pavilion features Japanese firms involved in providing advanced environmental technologies to increase electrification. The primary material for producing perovskite solar cells is iodine, and Japan has the second-largest share (about 30%) of its global production. The Environment Minister Hiroyoshi Sasagawa is leading Japan's delegation, which includes the Environment Minister Hiroyoshi Sasagawa and the Chief Cabinet Secretary Minoru Kihara. The delegation is expected to attend the conference despite Prime Minister Sanae Takaichi's absence, citing a busy domestic schedule.","

Perovskite Solar Cells":"Perovskite solar cells are a crucial part of Japan's future energy policy. They are light, flexible, and can be installed in places where conventional solar cells are difficult to place. Japan's Environment Minister Hiroyoshi Sasagawa sees perovskite solar cells as a key technology for achieving the goal of increasing the share of electricity in final energy demand to 35% by 2035. Kenichiro Yamaguchi of the Mitsubishi Research Institute notes that while conventional solar power generation is dominated by China, the focus will shift to advanced technologies such as perovskite.","

Other Initiatives":"Japan is also promoting energy conservation, carbon capture and storage, and waste reduction technologies at COP31. The Chief Cabinet Secretary Minoru Kihara stated that only three prime ministers have attended the climate summits over the past 30 years, and the prime minister's participation is rare. The head of the Japanese negotiating team is the environment minister, and the prime minister's participation can lead to discussions that go beyond climate change."}

Key points

  • Japan is participating in COP31 to showcase its environmental technologies
  • Perovskite solar cells are a key part of Japan's future energy policy
  • Japan's delegation is led by the Environment Minister Hiroyoshi Sasagawa
  • Only three prime ministers have attended climate summits over the past 30 years
  • The prime minister's participation is rare and can lead to discussions that go beyond climate change
The Upside

If Japan's perovskite solar cells work well, they could help the world get cleaner faster. This could inspire other countries to use more of these cells too.

The Downside

If the perovskite solar cells don't work as well as expected, it could slow down efforts to make the world cleaner. Other countries might not use as many of these cells as hoped.

Originally reported at

japantimes.co.jp

Discernion covers the story. Read the full piece at the source.

Tagsjapancop31environmentsolar-cellsclimate-change

Author

Eric Johnston

Intelligence analysis by

Qwen 2.5 (3B)

Published

Nov 10, 2026

Source

japantimes.co.jp

Share

Topics

japancop31environmentsolar-cellsclimate-change

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