This panel, featuring instructors from Kubernetes Upstream Training Japan, explores how this initiative has accelerated open-source involvement across the country since 2019. Our panelists will share personal stories, highlighting how the training lowers barriers, boosts motivation, and drives long-term community engagement. We’ll examine the current status of Japanese contributions to Kubernetes, discuss lessons learned from past participants, and propose strategies to strengthen future growth. Attendees can expect a candid conversation about nurturing collaboration, overcoming cultural and linguistic challenges, and fostering a thriving ecosystem. Whether you’re an aspiring contributor or a seasoned leader, join us to gain practical insights into cross-cultural community-building and discover the next chapter for cloud-native innovation in Japan.