ThreeShake Engineer Ranks 3rd in Japan for Kubernetes Contributions in 'Japan's CNCF DevStats 2025'
Tsubasa Nagasawa, an engineer at ThreeShake Inc., ranked 3rd in Japan for individual contributions to the Kubernetes project, as reported in the official CNCF blog post 'Japan's CNCF DevStats 2025'.
📋 Article Processing Timeline
- 📰 Published: April 1, 2026 at 21:00
- 🔍 Collected: April 1, 2026 at 16:47
- 🤖 AI Analyzed: April 21, 2026 at 20:31 (483h 43m after Collected)
ThreeShake Inc. (Headquarters: Chuo-ku, Tokyo; CEO: Takuma Yoshida; hereinafter referred to as ThreeShake) is pleased to announce that Tsubasa Nagasawa (hereinafter referred to as Nagasawa), an engineer at ThreeShake, ranked 3rd in the contributor rankings for the Kubernetes project in the official CNCF (Cloud Native Computing Foundation) blog post titled 'Japan's CNCF DevStats 2025'.
CNCF Official Blog:
https://www.cncf.io/blog/2026/03/12/japans-cncf-devstats-2025
■ About CNCF
The Cloud Native Computing Foundation (CNCF) is a non-profit organization that promotes cloud-native technologies. The mission of the CNCF is to make cloud-native computing ubiquitous.
CNCF promotes many open-source projects such as Kubernetes, Prometheus, and Envoy. CNCF projects like Kubernetes have garnered support from a diverse range of communities.
Furthermore, it brings together top-level developers, end-users, and vendors from around the world to hold large-scale open-source developer conferences.
CNCF Official Site About Page: https://www.cncf.io/about/who-we-are/
■ About CNCF DevStats
CNCF's DevStats is a tool that aggregates and quantifies all contribution activities in CNCF projects from GitHub. By utilizing this data, development activities taking place in CNCF projects can be analyzed from various perspectives.
Among the metrics, 'Contribution' is a numerical representation of contributions through reviews, comments, commits, issues, and pull requests (PRs) on GitHub. By utilizing this metric, one can quantitatively grasp the degree of contribution to a project. Additionally, contributions can be aggregated by country, individual, and various other dimensions.
In the CNCF official blog 'Japan's CNCF DevStats 2025', individuals' contributions are highlighted based on DevStats data in Japan for the year 2025. It reflects on the footsteps and activities of Japanese engineers during 2025.
CNCF Official Blog:
https://www.cncf.io/blog/2026/03/12/japans-cncf-devstats-2025
■ About CNCF
The Cloud Native Computing Foundation (CNCF) is a non-profit organization that promotes cloud-native technologies. The mission of the CNCF is to make cloud-native computing ubiquitous.
CNCF promotes many open-source projects such as Kubernetes, Prometheus, and Envoy. CNCF projects like Kubernetes have garnered support from a diverse range of communities.
Furthermore, it brings together top-level developers, end-users, and vendors from around the world to hold large-scale open-source developer conferences.
CNCF Official Site About Page: https://www.cncf.io/about/who-we-are/
■ About CNCF DevStats
CNCF's DevStats is a tool that aggregates and quantifies all contribution activities in CNCF projects from GitHub. By utilizing this data, development activities taking place in CNCF projects can be analyzed from various perspectives.
Among the metrics, 'Contribution' is a numerical representation of contributions through reviews, comments, commits, issues, and pull requests (PRs) on GitHub. By utilizing this metric, one can quantitatively grasp the degree of contribution to a project. Additionally, contributions can be aggregated by country, individual, and various other dimensions.
In the CNCF official blog 'Japan's CNCF DevStats 2025', individuals' contributions are highlighted based on DevStats data in Japan for the year 2025. It reflects on the footsteps and activities of Japanese engineers during 2025.