*Figures from 2007 and onward exclude the whole embryo freezing cycle.
**Production rate refers to the ratio of getting pregnant after one cycle of treatment.
In 2021, the conception rate of frozen embryo transfer stood at around ** percent in Japan. By comparison, the conception rate of fresh embryo transfer reached just about ** percent. Embryo transfer is one of the procedures employed in assisted reproductive technology (ART).
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JSOG. (August 30, 2024). Success rate of assisted reproductive technology in Japan from 1991 to 2021, by type [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 24, 2026, from /statistics/1236614/japan-success-rate-assisted-reproductive-technology-by-type/
JSOG. "Success rate of assisted reproductive technology in Japan from 1991 to 2021, by type." Chart. August 30, 2024. ÌÇÐÄÆÆ½â°æ. Accessed July 24, 2026. /statistics/1236614/japan-success-rate-assisted-reproductive-technology-by-type/
JSOG. (2024). Success rate of assisted reproductive technology in Japan from 1991 to 2021, by type. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 24, 2026. /statistics/1236614/japan-success-rate-assisted-reproductive-technology-by-type/
JSOG. "Success Rate of Assisted Reproductive Technology in Japan from 1991 to 2021, by Type." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 30 Aug 2024, /statistics/1236614/japan-success-rate-assisted-reproductive-technology-by-type/
JSOG, Success rate of assisted reproductive technology in Japan from 1991 to 2021, by type ÌÇÐÄÆÆ½â°æ, /statistics/1236614/japan-success-rate-assisted-reproductive-technology-by-type/ (last visited July 24, 2026)
Success rate of assisted reproductive technology in Japan from 1991 to 2021, by type [Graph], JSOG, August 30, 2024. [Online]. Available: /statistics/1236614/japan-success-rate-assisted-reproductive-technology-by-type/