Heijunka (pronounced hey-june-kuh) is a Japanese word that means leveling. In Lean, it refers to the leveling of production, aimed at improving the flow of a process to better match customer demand, …

What is Heijunka and why is it key in Lean Manufacturing? Heijunka is a Japanese term, which translates as “leveling” and is one of the fundamental principles of the Toyota Production System.

Mar 12, 2024 · Heijunka is a lean manufacturing approach that aims to satisfy customer demand by gradually leveling up production quantities. Producing steadily rather than in large quantities or …

Production leveling, also known as production smoothing or – by its Japanese original term – heijunka (平準化), [1] is a technique for reducing the mura (unevenness) which in turn reduces muda (waste).

2 days ago · This comprehensive guide will delve into the concept of Heijunka, exploring its definition, origins, core principles, implementation tools like the Heijunka board, benefits, challenges, and its …

May 11, 2026 · Enter Heijunka. In this guide, discover how Toyota uses production leveling to absorb market chaos, smooth out the daily schedule, and keep the assembly line humming.

Jan 14, 2026 · What is Heijunka? Heijunka is the systematic alignment of production type and volume over a specified period, designed to create a smooth and predictable manufacturing flow.

Mar 16, 2017 · Heijunka is leveling the type and quantity of production over a fixed period of time. This enables production to efficiently meet customer demands while avoiding batching and results in …

Apr 28, 2026 · What is Heijunka? Heijunka is a lean manufacturing method that helps reduce overproduction by processing orders based on customer demand and avoiding bulk production in …

Sep 16, 2025 · Heijunka is a lean manufacturing technique developed at Toyota that levels or smooths production by type and quantity. Its goal is to match production with customer demand while …