Explore how Japan (PMDA) is spearheading the global transition to eCTD v4.0, with full implementation slated for April 2026. Discover worldwide timelines—including mandatory adoption in Europe (Q3 2026), draft guidance from the US FDA by late 2025, and rollouts in Canada & Australia—and learn what this means for faster approvals, harmonized content strategy, and multi-region submissions. https://japan.freyrsolutions.com/blogs/japan-and-the-global-ectd-v4-0-wave-timelines-trends-readiness