How to Prepare for PMDA Technical Documentation Submission

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The Pharmaceuticals and Medical Devices Agency (PMDA) is the governing body for medical device approval in Japan. It holds the reins of the industry and dictates the rules of the game. One critical aspect of this process involves the submission of technical documentation. This paperwork, often extensive and detailed, is a fundamental requirement for the Japanese medical device registration process. Its importance cannot be overstated as it forms the basis of the PMDA’s evaluation of the medical device.

In this article, we’ll take a look at how to compile the technical documents necessary for medical device registration in Japan. By understanding the process and preparing appropriately for it, companies can quickly and efficiently move their products through the PMDA’s regulatory approval process.

PMDA Technical Documentation

PMDA technical documentation refers to a set of documents that provide comprehensive information about a medical device. This information can range from the device’s design and manufacturing process to its intended use, performance, and safety data. The documentation is examined thoroughly by the PMDA, forming the foundation for the medical device registration in Japan.

The primary aim of technical documentation is to demonstrate the safety, efficacy, and quality of the medical device. It serves as tangible proof that the device has been rigorously tested and meets all necessary regulatory standards. The more well-structured and detailed the documentation, the easier it is for the PMDA to assess the device, leading to a more efficient approval process.

Importance of Thorough Preparation for PMDA Technical Documentation Submission

Thorough preparation for PMDA technical documentation submission can significantly reduce review time. A complete, well-structured document makes it easier for the PMDA to find the necessary information, thus speeding up their assessment. Consequently, this could lead to a quicker Japanese medical device registration process.

PMDA technical documentation is no simple task. It’s comprehensive, and detailed, and can be a potential minefield for those unprepared. Thorough preparation can help avoid common pitfalls such as missing data, incorrect formatting, and lack of evidence to support claims. These pitfalls can lead to delays, rejections, and additional costs.
Submitting thorough and well-structured technical documentation can significantly streamline the medical device approval in Japan. It provides the PMDA with all the necessary information upfront, reducing the need for additional queries or requests for supplementary data. This efficiency can result in a more predictable and smoother approval process.

Practical Tips for Thorough PMDA Technical Documentation Preparation

In order to successfully prepare technical documentation for PMDA approval, the following tips can be useful:

  • Familiarize Yourself with PMDA Guidelines – One key to successful technical documentation submission is familiarizing yourself with PMDA guidelines. These rules and regulations serve as a roadmap for the Japan DMAH (Designated Marketing Authorization Holder), detailing what is expected in the documentation. Adhering to these guidelines ensures that the submission meets the regulatory requirements, increasing the chances of a successful application.
  • Adopt a Structured Approach – Adopting a structured approach when preparing PMDA technical documentation can lead to a more comprehensive and reader-friendly document. This method involves systematically compiling information, ensuring that all aspects of the device are covered. A well-structured document can improve the ease of review for the PMDA, leading to a more efficient process.
  • Seek Expert Assistance – Given the complexity of the PMDA technical documentation submission process, seeking expert assistance can be beneficial. Regulatory consultants, familiar with the Japan DMAH system and experienced in Japanese medical device approval, can provide valuable insights and guidance. Their expertise can help ensure that the submission is thorough, well-structured, and compliant with PMDA requirements.

Common Mistakes to Avoid in PMDA Technical Documentation

Avoiding common mistakes in PMDA technical documentation is essential to ensure a successful submission. These mistakes include:

Incomplete Documentation

One of the most common mistakes during the PMDA technical documentation submission process is incomplete documentation. Missing information can lead to delays and potential rejections. Therefore, it’s crucial to ensure that all necessary data and supporting documents are included in the submission.

Non-compliance with PMDA Guidelines

Not adhering to PMDA guidelines is another pitfall to avoid. The guidelines are there to provide a clear path to successful submission. Ignoring or misunderstanding these guidelines can result in non-compliant documentation, potentially leading to rejection.

Poor Quality Translations

Since Japan has its official language, all documents should be accurately translated into Japanese. Inaccurate or poor-quality translations can lead to misunderstandings, which can negatively impact the review process.

The Role of the Japan Designated Marketing Authorization Holder (DMAH)

The Japan DMAH plays a pivotal role in the PMDA technical documentation process. They are responsible for preparing, compiling, and submitting the technical documentation to the PMDA, ensuring that it is comprehensive, accurate, and compliant with PMDA guidelines. The DMAH is also the primary point of contact between the PMDA and the manufacturer. They communicate with the PMDA on behalf of the manufacturer, responding to any queries or requests for additional information.

Post-approval, the Japan DMAH plays a crucial role in managing any changes to the approved device. They are responsible for submitting the necessary documentation to the PMDA for any significant modifications or updates to the device.

The process of PMDA technical documentation submission is a critical step in the Japanese medical device approval journey. Thorough preparation for this process is not just a regulatory requirement, but a strategic decision that can significantly affect the success of the device’s market entry. By adopting a comprehensive approach and leveraging expert assistance, companies can navigate the PMDA’s requirements effectively and efficiently, ultimately resulting in a smoother, faster approval process.


Tran Doan – Director, Pacific Bridge Medical (PBM)
Ms. Doan leads Asian market research, regulatory, and consulting projects at PBM. She graduated with a B.A., Phi Beta Kappa, in Mathematics and Economics from Franklin and Marshall College.

Source used in the article: https://www.pmda.go.jp/english/review-services/reviews/0002.html