Social Insurance and Labor Consultant Firm Zenkoku Shogai Nenkin Partners (Chiyoda City, Tokyo; Representative: Takeyoshi Miyazato), which specializes in disability pension applications for depression and has supported over 2,500 individuals, has launched a new service called 'Doctor Navi Map'—a searchable directory of medical institutions with proven experience in issuing diagnostic letters for disability pensions. A diagnostic letter written by a physician is essential for applying for a disability pension. However, many applicants are unable to proceed because their primary care physicians decline, citing reasons such as 'I don’t handle this' or 'I can’t write such letters.' 'Doctor Navi Map' features over 2,500 medical institutions nationwide that Zenkoku Shogai Nenkin Partners has confirmed, through its pension application support services, have actual experience both in issuing diagnostic letters and in successful disability pension awards. Users can search by prefecture or hospital name. 'Doctor Navi Map' URL: https://spartners.jp/doctornavimap/ ■ The 'Diagnostic Letter Barrier' Blocking Disability Pension Applications Mental health conditions such as depression, bipolar disorder, and schizophrenia may qualify for disability pensions if certain criteria are met. However, according to a report published by the Ministry of Health, Labour and Welfare in June 2025, the denial rate for new mental disability pension applications in FY2024 was 12.1%, a significant increase from the previous year’s 6.4%, indicating a tightening of review standards. In this context, the importance of an accurate diagnostic letter that clearly conveys the applicant’s symptoms and daily life challenges has become greater than ever. Yet, many individuals contacting our firm report being turned down by their physicians when requesting the required diagnostic letter, with common reasons including: 'I’ve never written a disability pension diagnostic letter before.' 'I don’t handle pension-r