Construction of Basics: 5S
Definitions of 5S
1. SEIRI
Segregate what you need from what you do not
need. Discard what you do not need.
2. SEITON
Keep things in a condition, which you can
easily access to at the time of need.
3. SEISOU
Make the area neat and clean.
4. SEIKETSU
Keep the area neat and clean.
5. SHITSUKE
Form a habit to follow rules.
3S (SEIRI, SEITON, & SEISOU) Are
the Basics of
MONOZUKURI Innovation
Benefits of SEIRI
Segregate what you need from what you do not need.
Discard what you do not need.
⇒ Place only what you need for the current production at
the site.
・Avoid Errors
Parts and materials that are not needed for production are the
cause of operation errors.
・Speed Up Your Work
Unnecessary things reduce efficiency.
・Create Spaces
Clear the way and optimize the traffic.
・Visualize Problems
Big inventory hides problems.
・Reform Sources
Unnecessary things → “Money is sleeping.”
Benefits of SEITON
Keep things in a condition, which you can easily access to at
the time of need.
⇒Constant location, item, and quantity ・・・You can get them
with your eyes closed.
・Improve Operation Efficiency
You can get what you need without searching for. Speed up your work.
・Improve the Management Level
Know your assets at a glance.
>> Healthy asset management.
・Eliminate Errors
You know what you need instantly.
>> Reduce errors.
・Visualize Problems
Easy to know problems, e.g., inventory level.
Benefits of SEISOU
Make the area neat and clean.
・Alert for Abnormal Situations
You can notice grease leak, broken cable coatings, etc. by wiping.
This enables early maintenance, resulted in trouble-free machines!
・Better Recognition Ability of Flaws in Products
A scratch in a product in dirty workplace is invisible. You will see a fine
defect in a clean environment, which leads to quality improvement.
(Dirty area will disgrace your products by making them dirty).
・Higher Credibility of Your Company
First impression of your factory is connected to the cleanliness of your
factory. Clean factory will give the impression of good quality of products to
your clients.
Effects of 5S
Safety
Inventory
Reduction
Shorter
Lead Time
Quality
Visualization of
Problems
Capability to Handle
Multiple Products
Reduction of
Waste & Loss
Better Facility
Maintenance
5S:Direct Connection to Management
5S
Multiple Product
Models
No Changeover
Visualization of
Problems
No Inventory
Cost Reduction
No Waste
Seiton
Quality Assurance
No Defect
Seisou
Productive
Maintenance
No Breakdown
Faster Delivery
No Holding Time
Safety First
No Accident
Seiri
Seiketsu
Shitsuke
5S eliminates 7 losses and improves productivity.