“Success rate” in Japanese
Short answer
Success rate in Japanese is “成功率” (seikouritsu). Full meaning: success rate.
Other ways to say “Success rate” in Japanese
成功度
seikoudo degree of success, success rate
競争率
kyousouritsu competition rate, success rate, ratio of successful (applicants) to total applicants
的中率
tekichuuritsu hitting ratio, hit rate, success rate, accuracy rate
決定率
ketteiritsu shooting rate (in ball games, e.g. volleyball, basketball, soccer, etc.), shooting percentage; success rate (esp. business, e.g. sales)
Looking for the other direction? Search any Japanese word in the Nihoner lexicon, or practise what you have learned in the learning games.