2025.02.21
YouTube
“Tsukabata’s Life Hack Series ③: How to get healthy white teeth
What is OKR (Objectives and Key Results), the goal-setting methodology used by the Tsubota Lab?
坪田ラボの目標管理手法であるOKR（Objective and Key Results）とは？
Kazuo Tsubota Ranked No. ● in the World Ophthalmologist Rankings!? What Is the Latest “Measure” for Assessing the Value of Science?
坪田一男が世界の眼科医ランキング第●位！？サイエンスの価値を測る最新の“物差し”とは？