What Is the IASSC Lean Six Sigma Yellow Belt?UntitledYour Entry into Process Improvement
The IASSC Certified Lean Six Sigma Yellow Belt (LSSYB) is an entry-level, globally recognised credential that validates your foundational knowledge of the DMAIC process improvement method. Delivered as instructor-led Lean Six Sigma Yellow Belt certification training in Tokyo, this programme equips you to support real improvement projects as a confident team contributor. The course is built on the IASSC Yellow Belt Body of Knowledge, covering the five DMAIC phases of Define, Measure, Analyse, Improve and Control, alongside core Lean tools such as 5S, value stream mapping, Kanban and Poka-Yoke. You learn the quality metrics and process concepts that Green and Black Belt led teams rely on, at an awareness level designed for newcomers to the discipline. Delivered in live virtual and corporate formats, the training suits front-line employees, quality coordinators and professionals across Tokyo's automotive, electronics, pharmaceutical and service sectors. With practice questions mapped to the 60-question, two-hour IASSC exam, you move from learning to certified on a clear, supported path with Invensis Learning.
Invensis Learning is an accredited IASSC (Peoplecert) training partner in Tokyo (2778), approved to deliver official LSSYB training using IASSC-aligned courseware.










