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Writer's pictureYasuhiro Takayama

Insight into Japan's Generic Drug Industry (Part 1): Challenges and Consequences


Japanese generic drug manufacturers producing medicine in manners that are not permitted by the government


1. Overview of Japan's Generic Drug Market


The generic drug industry in Japan represents a crucial component of the healthcare landscape, currently accounting for approximately 80% of all medications prescribed in pharmacies. This substantial market share speaks to the essential role that generic drugs play in ensuring access to affordable healthcare for the population. However, this industry is facing significant challenges related to quality control, compliance, and governance, which are jeopardizing both public health and the stability of the market.


Historically, the Japanese generic drug market has seen numerous large pharmaceutical companies attempt entry, only to retreat in the face of fierce competition, stringent price regulations imposed by the government to control medical costs, and rapidly changing market dynamics. Companies like Daiichi Sankyo, Eisai, and Tanabe Mitsubishi Pharmaceutical originally ventured into generics but have since moved away, leaving the space dominated by smaller firms. The intense price competition has often made it difficult for large companies to sustain profitability, leading them to focus instead on the more lucrative sphere of original drug development, which, while requiring substantial research and development investments, tends to yield higher returns.


As competition and lower prices threaten their profitability, many existing players in the generic drug market are now considering expansion into original drug development, reflecting a growing recognition of the inherent challenges in staying within the commoditized domain of generics. A key player in this space, Meiji Seika Pharma, is even proposing the formation of a consortium aimed at addressing industry issues and improving compliance standards. However, tangible changes are yet to materialize, raising concerns over the long-standing issues of quality and operational integrity.



2. The Kobayashi Kako Incident: A Case Study


At the center of the crisis in Japan’s generic drug industry is the case of Kobayashi Kako, a company that faced immense repercussions following quality violations. In December 2020, it was uncovered that their antifungal medication, itraconazole, had been contaminated with a sleep-inducing agent, resulting in health issues and fatalities: among the 324 individuals who took the medication, 245 reported health issues, and 2 fatalities occurred; additionally, 38 individuals lost consciousness while driving, leading to accidents. This incident prompted government intervention and led to comprehensive administrative sanctions, including a staggering 116-day suspension of operations — the longest seen in Japan’s pharmaceutical history.


The company’s culture of "power harassment" significantly contributed to these operational failures. Employees who attempted to raise quality concerns faced retaliation and were discouraged from following safety protocols. Tanaka, the former CEO, acknowledged that a toxic atmosphere discouraged dissent, which exacerbated the company’s compliance failures. Such conditions are not isolated to Kobayashi Kako and instead reflect deeper issues pervasive throughout the generic drug sector, where systemic failures risk patient safety.


Investigations into Kobayashi Kako revealed that a shocking 390 drugs had been manufactured with deceptive double-booking practices, and 180 lacked proper authorization. Disturbingly, some products had not undergone testing since the late 1970s. The repercussions of these governance failures have raised alarm bells not only within the industry but also among healthcare providers and the general public, who trust in the reliability of the medications available to them.



3. Implications for the Future and the Need for Reform


The fallout from Kobayashi Kako has led to widespread disruptions within the generic drug industry. The ensuing chain of events has triggered penalties for other major pharmaceutical players, illustrating that the issues of compliance and quality assurance are widespread. In light of this, the government has initiated inspections across over 46 prefectures to assess compliance in drug manufacturing facilities, emphasizing the urgent need for systemic reform.


This environment of instability has led many pharmaceutical suppliers to report significant shortages in essential medications, with claims that resolving these issues could take two to three years. Notably, key treatments for chronic conditions such as asthma and osteoporosis have been severely impacted, with pharmacies struggling to maintain adequate supplies.


The ongoing problems in the generic drug market are not just confined to quality issues; they are also symptomatic of a broader systemic issue. The pressure from regulatory price cuts has left many companies operating in a narrow profit margin, prompting some to exit the sector altogether in search of more profitable avenues. The government's aggressive push for generic drug usage — initially seen as a means to control healthcare spending — has inadvertently created an environment where viability for many companies is in jeopardy.


Despite the troubling landscape, there are glimmers of hope for improvement. Some generic manufacturers are attempting to shift strategies, focusing on developing original drugs or exploring innovative therapies. For instance, Sawai Pharmaceutical and Toa Pharmaceutical are prioritizing research and development of new drugs to align with modern healthcare needs.


Furthermore, Meiji Seika Pharma’s proposal for an industry consortium reflects a proactive approach to address quality issues in a collective manner. While the prospect of industry-wide reform is promising, the persistent challenges — such as entrenched power dynamics within organizations and rigorous regulatory environments — must first be adequately addressed to ensure that change can be successfully implemented.


For foreign companies considering entry into Japan’s pharmaceutical market, a thorough understanding of the complexities surrounding the generic drug industry is crucial. Adequate support and expert guidance can empower businesses to navigate these challenges effectively and identify promising opportunities within this vital sector.



Navigating the Landscape: Opportunities Amid Challenges


For foreign companies aiming to enter Japan's pharmaceutical market, the current landscape presents a unique set of opportunities and challenges. While the issues surrounding quality and compliance are significant, they also create a pressing need for innovative solutions and reliable partnerships. By addressing the systemic failures within the generic drug industry, companies can position themselves as leaders in improving patient safety and medication accessibility.



  1. Investing in Compliance and Quality Assurance

Given the heightened scrutiny and regulatory demands now placed on the pharmaceutical industry, companies entering the market must prioritize compliance and quality assurance. This includes understanding local regulations, adopting strict quality control measures, and fostering a culture of transparency and accountability within their organizations. Foreign companies that can demonstrate a commitment to quality and patient safety will likely gain a competitive advantage in a market increasingly concerned with these issues.


  1. Leveraging Local Partnerships

Forming strategic partnerships with local companies can provide new entrants with critical insights into the Japanese market. Collaborating with established players can facilitate navigation through the complex regulatory landscape, ensuring compliance and enhancing operational capabilities. Companies like Meiji Seika Pharma's proposal for a consortium signify the importance of cooperation within the industry, highlighting the potential for collective solutions to shared challenges.


  1. Focusing on Innovation and R&D

While many existing players shift focus toward original drug development, foreign companies can capitalize on this trend by investing in research and development. Innovations in drug formulation, delivery systems, and therapeutic areas can help new entrants differentiate themselves in a market that is rapidly evolving. Understanding unmet medical needs within Japan’s healthcare system will enable companies to develop tailored solutions that resonate with both healthcare providers and patients.


  1. Agility in Response to Market Trends

The dynamic nature of the pharmaceutical industry in Japan necessitates that new entrants remain agile in response to market trends and regulatory changes. Continuous monitoring of government policies, healthcare demands, and competitive pressures will be critical for sustaining success. Companies that can swiftly adapt their strategies to align with evolving market conditions will not only enhance their resilience but also position themselves for long-term growth.


  1. Contributing to a Culture of Safety and Innovation

As the industry grapples with its past mistakes, there is an opportunity for foreign companies to lead by example, fostering a culture of safety and innovation. Promoting psychological safety within organizations allows employees to voice concerns without fear of retaliation, significantly enhancing compliance and quality assurance efforts. New entrants have the chance to establish best practices in organizational culture that prioritize patient safety, accountability, and continuous improvement.



Navigating Japan’s complex pharmaceutical industry requires not only an understanding of regulatory and compliance frameworks but also insight into local market dynamics. Our startup specializes in providing foreign companies with the knowledge and support necessary to successfully enter the Japanese market. We help businesses identify unique opportunities within the pharmaceutical sector, navigate regulatory requirements, and develop strategies for sustainable growth.


To learn more about how we can assist you in penetrating this essential market and harnessing the potential of Japan’s pharmaceutical landscape, please visit our website for more information: https://www.brandancorjapan.com.


In conclusion, while the challenges in Japan's generic drug industry are considerable, they are accompanied by significant opportunities for those willing to innovate, collaborate, and prioritize quality. With the right approach, foreign companies can not only succeed but also contribute to the improvement of healthcare outcomes in Japan, creating a more reliable and effective pharmaceutical ecosystem.

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