The Toyota Way is a set of principles defining the organizational culture of Toyota Motor Corporation. [1] [2] The company formalized the Toyota Way in 2001, after decades of academic research into the Toyota Production System and its implications for lean manufacturing as a methodology that other organizations could adopt. [3] The two pillars of the Toyota Way are respect for people and continuous improvement. [4] Jeffrey K. Liker popularized the philosophy in his 2004 book, The Toyota Way: 14 Management Principles from the World's Greatest Manufacturer. [5] Subsequent research has explored the extent to which the Toyota Way can be applied in other contexts. [6]
The principles were first collated into a single document in the company's pamphlet "The Toyota Way 2001", to help codify the company's organizational culture. The philosophy was subsequently analyzed in the 2004 book The Toyota Way by industrial engineering researcher Jeffrey Liker and has received attention in business administration education and corporate governance.
The principles of the Toyota Way are divided into the two broad categories of continuous improvement and respect for human resources. [7] [8] [9] The standards for constant improvement include directives to set up a long-term vision, to engage in a step-by-step approach to challenges, to search for the root causes of problems, and to engage in ongoing innovation. The standards pertain to respect for individuals and incorporate ways of building appreciation and cooperation.
The system is summarized in 14 principles: [10]
In 2004, Jeffrey Liker, a University of Michigan professor of industrial engineering, published The Toyota Way. In his book, Liker calls the Toyota Way "a system designed to provide the tools for people to continually improve their work." [11]
According to Liker, the 14 principles of The Toyota Way are organized into four sections:
The first principle involves managing with a long-term view rather than for short-term gain. It reflects a belief that people need a purpose to find motivation and establish goals.
The following seven principles are focused on process with an eye towards a quality outcome. Following these principles, work processes are redesigned to eliminate waste (muda) through continuous improvement — kaizen. The seven types of muda are (1) overproduction; (2) waiting, time on hand; (3) unnecessary transport or conveyance; (4) overprocessing or incorrect processing; (5) excess inventory; (6) motion; and (7) defects.
The principles in this section empower employees despite the automaker's bureaucratic processes. Any employee in the Toyota Production System has the authority to stop production to signal a quality issue, emphasizing that quality takes precedence (Jidoka). The way the Toyota bureaucratic system is implemented allows for continuous improvement (kaizen) from the people affected by that system so that any employee may aid in the growth and improvement of the company.
Recognition of the value of employees is also part of the principle of measured production rate (heijunka), as a level workload helps avoid overburdening people and equipment (muri), but this is also intended to minimize waste (muda) and avoid uneven production levels (mura).
These principles are also designed to ensure that only essential materials are employed (to avoid overproduction), that the work environment is maintained efficiently (the 5S Program) to help people share workstations and to reduce time looking for needed tools, and that the technology used is reliable and thoroughly tested.
The concept of "standardized work" has been extended to managers referring to "standardized work for (executive) leadership" (or Leader Standard Work), [12] looking at elements such as
Human development is the focus of principles 9 through 11. Principle 9 emphasizes the need to ensure that leaders embrace and promote the corporate philosophy. According to Liker, this reflects a belief that these principles must be ingrained in employees to survive. The 10th principle emphasizes the need for individuals and work teams to embrace the company's philosophy, with teams of 4-5 people who are judged in success by their team achievements, rather than their solo efforts. Principle 11 looks to business partners, who are treated by Toyota much like they treat their employees. Toyota challenges them to do better and helps them achieve it. The automaker provides cross-functional teams to help suppliers discover and fix problems to become more robust, better suppliers.
The final principles embrace a philosophy of problem-solving that emphasizes thorough understanding, swiftly implemented consensus-based solutions, continual reflection (hansei), and improvement (kaizen). The 12th principle (Genchi Genbutsu) sets out the expectation that managers will personally evaluate operations to understand situations and problems firsthand. Principle 13 encourages thorough consideration of possible solutions through a consensus process, with rapid implementation of decisions once reached (nemawashi). The final principle requires that Toyota be a "learning organization", continually reflecting on its practices and striving for improvement. According to Liker, becoming a learning organization involves criticizing every aspect of what one does.
There is a question of uptake of the principles now that Toyota has production operations in many countries. While the corporate culture may have been quickly disseminated by word of mouth when Toyota manufacturing was only in Japan, with worldwide production, many different cultures must be taken into account. [14] Concepts such as "mutual ownership of problems", or "genchi genbutsu", (solving problems at the source instead of behind desks), and the "kaizen mind", (an unending sense of crisis behind the company's constant drive to improve), may be unfamiliar to North Americans and people of other cultures. [14] The automaker's increase in vehicle recalls may be due, in part, to "a failure by Toyota to spread its obsession for craftsmanship among its growing ranks of overseas factory workers and managers." [14] Toyota is attempting to address these needs by establishing training institutes in the United States and Thailand. [14]
Toyota Way has been driven so deeply into the psyche of employees at all levels that it has morphed from a strategy into an essential element of the company's culture. [15] According to Masaki Saruta, author of several books on Toyota, "the real Toyota Way is a culture of control." [16] [17] A management consultancy perspective of the Toyota Way "was not only the value of teaching and training their entire workforce to continuously improve their jobs, but also the power of entrusting the entire workforce to do so to the betterment of all." [18] The Toyota Way thus rewards intense company loyalty that at the same time invariably reduces the voice of those who challenge authority. [19] [20] "The Toyota Way of constructive criticism to reach a better way of doing things 'is not always received in good spirit at home.'" [21] The Toyota Way management approach at the automaker "worked until it didn't." [15]
One consequence was when Toyota was given reports of sudden acceleration in its vehicles, and the company faced an expensive recall situation. There were questions if Toyota's crisis was caused by the company losing sight of its principles. [22] The Toyota Way did not address the problem and provide direction on what the automaker would be doing. [23] Instead, managers protected the company. [23] They issued flat-out denials and placed the blame on others. [23] The consequence of the automaker's actions led to the 2009–11 Toyota vehicle recalls. Although one of the Toyota Way principles is to "build a culture of stopping to fix problems to get quality right the first time," Akio Toyoda, President and CEO, stated during Congressional hearings that the reason for the problems was that his "company grew too fast." [24] Toyota management had determined its goal was to become the world's largest automotive manufacturer. [25] According to some management consultants, when the pursuit of growth took priority, the automaker "lost sight of the key values that gave it its reputation in the first place." [26]
Lean manufacturing is a method of manufacturing goods aimed primarily at reducing times within the production system as well as response times from suppliers and customers. It is closely related to another concept called just-in-time manufacturing. Just-in-time manufacturing tries to match production to demand by only supplying goods that have been ordered and focus on efficiency, productivity, and reduction of "wastes" for the producer and supplier of goods. Lean manufacturing adopts the just-in-time approach and additionally focuses on reducing cycle, flow, and throughput times by further eliminating activities that do not add any value for the customer. Lean manufacturing also involves people who work outside of the manufacturing process, such as in marketing and customer service.
Kaizen is a concept referring to business activities that continuously improve all functions and involve all employees from the CEO to the assembly line workers. Kaizen also applies to processes, such as purchasing and logistics, that cross organizational boundaries into the supply chain. It has been applied in healthcare, psychotherapy, life coaching, government, manufacturing, and banking.
The Toyota Production System (TPS) is an integrated socio-technical system, developed by Toyota, that comprises its management philosophy and practices. The TPS is a management system that organizes manufacturing and logistics for the automobile manufacturer, including interaction with suppliers and customers. The system is a major precursor of the more generic "lean manufacturing". Taiichi Ohno and Eiji Toyoda, Japanese industrial engineers, developed the system between 1948 and 1975.
Quality management ensures that an organization, product or service consistently functions well. It has four main components: quality planning, quality assurance, quality control and quality improvement. Quality management is focused not only on product and service quality, but also on the means to achieve it. Quality management, therefore, uses quality assurance and control of processes as well as products to achieve more consistent quality. Quality control is also part of quality management. What a customer wants and is willing to pay for it, determines quality. It is a written or unwritten commitment to a known or unknown consumer in the market. Quality can be defined as how well the product performs its intended function.
Lean thinking is a management framework made up of a philosophy, practices and principles which aim to help practitioners improve efficiency and the quality of work. Lean thinking encourages whole organisation participation. The goal is to organise human activities to deliver more benefits to society and value to individuals while eliminating waste.
Lean government refers to the application of Lean Manufacturing principles and methods to both identify and then implement the most efficient, value added way to provide government services. Government agencies have found that when Lean is implemented, they see an improved understanding of how their own processes work, that it facilitates the quick identification and implementation of improvements and that it builds a culture of continuous improvement.
Muda is a Japanese word meaning "futility", "uselessness", or "wastefulness", and is a key concept in lean process thinking such as in the Toyota Production System (TPS), denoting one of three types of deviation from optimal allocation of resources. The other types are known by the Japanese terms mura ("unevenness") and muri ("overload"). Waste in this context refers to the wasting of time or resources rather than wasteful by-products and should not be confused with waste reduction.
Genba is a Japanese term meaning "the actual place". Japanese detectives call the crime scene genba, and Japanese TV reporters may refer to themselves as reporting from genba. In business, genba refers to the place where value is created; in manufacturing, the genba is the factory floor. It can be any "site" such as a construction site, sales floor or where the service provider interacts directly with the customer.
Ohno Taiichi was a Japanese industrial engineer and businessman. He is considered to be the father of the Toyota Production System, which inspired Lean Manufacturing in the U.S. He devised the seven wastes as part of this system. He wrote several books about the system, including Toyota Production System: Beyond Large-Scale Production.
Autonomation describes a feature of machine design to effect the principle of jidoka (自働化)(じどうか jidouka), used in the Toyota Production System (TPS) and lean manufacturing. It may be described as "intelligent automation" or "automation with a human touch". This type of automation implements some supervisory functions rather than production functions. At Toyota, this usually means that if an abnormal situation arises, the machine stops and the worker will stop the production line. It is a quality control process that applies the following four principles:
Value-stream mapping, also known as material- and information-flow mapping, is a lean-management method for analyzing the current state and designing a future state for the series of events that take a product or service from the beginning of the specific process until it reaches the customer. A value stream map is a visual tool that displays all critical steps in a specific process and easily quantifies the time and volume taken at each stage. Value stream maps show the flow of both materials and information as they progress through the process.
Genchi genbutsu (現地現物) literally translates "real location, real thing” and it is a key principle of the Toyota Production System. The principle is sometimes referred to as "go and see." It suggests that in order to truly understand a situation one needs to observe what is happening at the site where work actually takes place: the gemba (現場). One definition is that it is "collecting facts and data at the actual site of the work or problem."
Norman Bodek was a teacher, consultant, author and publisher who published over 100 Japanese management books in English, including the works of Taiichi Ohno and Dr. Shigeo Shingo. He taught a course on "The Best of Japanese Management Practices" at Portland State University. Bodek created the Shingo Prize with Dr. Vern Beuhler at Utah State University. He was elected to Industry Week's Manufacturing Hall of Fame and founded Productivity Press. He was also the President of PCS Press. He died on December 9, 2020, at the age of 88.
Lean Six Sigma is a process improvement approach that uses a collaborative team effort to improve performance by systematically removing operational waste and reducing process variation. It combines Lean Management and Six Sigma to increase the velocity of value creation in business processes.
Lean enterprise is a practice focused on value creation for the end customer with minimal waste and processes. The term has historically been associated with lean manufacturing and Six Sigma due to lean principles being popularized by Toyota in the automobile manufacturing industry and subsequently the electronics and internet software industries.
Kaikaku (改革), is the Japanese term for "radical change". In business, Kaikaku is concerned with making fundamental and radical changes to a production system, unlike Kaizen which is focused on incremental changes.
Lean Higher Education (LHE) refers to the adaptation of lean thinking to higher education, typically with the goal of improving the efficiency and effectiveness of operations. Lean, originally developed at the Toyota Motor Corporation, is a management philosophy that emphasizes "respect for people" and "continuous improvement" as core tenets. Lean encourages employees at all organizational levels to re-imagine services from a customer's point of view, removing process steps that do not add value and emphasizing steps that add the most value. While the concept of "customers" and "products" is controversial in higher education settings, there are certainly diverse stakeholders who are interested in the success of colleges and universities, the most common of which are students, faculty, administrators, potential employers and various levels of government.
The P-Course is a practical training program about Industrial Engineering implemented to teach the main techniques for industrial work improvement. Although especially aimed at applications in manufacturing, it can be useful also to transfer the core concepts of systematic improvement approach to people involved in operational activities in non-manufacturing businesses.
Masaaki Imai, 1930–2023, was a Japanese organizational theorist and management consultant known for his work on quality management, specifically on kaizen. Known as the father of Continuous Improvement (CI), Masaaki Imai has been a pioneer and leader in spreading the kaizen philosophy all over the world.
Total productive maintenance (TPM) started as a method of physical asset management, focused on maintaining and improving manufacturing machinery in order to reduce the operating cost to an organization. After the PM award was created and awarded to Nippon Denso in 1971, the JIPM, expanded it to include 8 activities of TPM that required participation from all areas of manufacturing and non-manufacturing in the concepts of lean manufacturing. TPM is designed to disseminate the responsibility for maintenance and machine performance, improving employee engagement and teamwork within management, engineering, maintenance, and operations.
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: CS1 maint: date and year (link)Toyota way so shocking that it may have led to some amount of denial as well as loyal customers.