In 2022, the total research expenses in the environmental field in Japan amounted to approximately **** trillion Japanese yen. The overall environment-related research costs indicated an increase since 2013.
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MOE (Japan). (November 1, 2024). Research expenses in the environmental field in Japan from 2013 to 2022 (in trillion Japanese yen) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 21, 2026, from /statistics/1203227/japan-environmental-research-costs/
MOE (Japan). "Research expenses in the environmental field in Japan from 2013 to 2022 (in trillion Japanese yen)." Chart. November 1, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 21, 2026. /statistics/1203227/japan-environmental-research-costs/
MOE (Japan). (2024). Research expenses in the environmental field in Japan from 2013 to 2022 (in trillion Japanese yen). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 21, 2026. /statistics/1203227/japan-environmental-research-costs/
MOE (Japan). "Research Expenses in The Environmental Field in Japan from 2013 to 2022 (in Trillion Japanese Yen)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 1 Nov 2024, /statistics/1203227/japan-environmental-research-costs/
MOE (Japan), Research expenses in the environmental field in Japan from 2013 to 2022 (in trillion Japanese yen) ÌÇÐÄÆƽâ°æ, /statistics/1203227/japan-environmental-research-costs/ (last visited July 21, 2026)
Research expenses in the environmental field in Japan from 2013 to 2022 (in trillion Japanese yen) [Graph], MOE (Japan), November 1, 2024. [Online]. Available: /statistics/1203227/japan-environmental-research-costs/
