“Rapid progress” in Japanese
Short answer
Rapid progress in Japanese is “急進” (kyuushin). Full meaning: rapid progress, radical progress.
Other ways to say “Rapid progress” in Japanese
長足
chousoku rapid progress, great strides
秒進分歩
byoushinfunpo rapid progress, minute-by-minute progress
長足の進歩
chousokunoshinpo rapid progress (strides)
飛躍
hiyaku leap, jump; stepping out into the wider world, becoming active on a wider stage, playing an active part (in); rapid progress, dramatic development, making great strides, making a leap forward
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