About Us

COSMO is one of Japan’s leading independent strategic communication consultancies

Our Story

Established in 1960, COSMO was a pioneer in the field of public relations in Japan.

Today, COSMO is one of Japan’s leading independent strategic communication consultancies and continues to shape the communication landscape in the fields of Healthcare, Food & Food Science, and Consumer Goods & Services. COSMO has worked with more than 500 companies, both international and domestic, and has extensive experience in localizing communication strategies to introduce overseas products and services to the Japanese market. COSMO’s seasoned advisors and communication consultants work together with a wide network of key opinion leaders to craft and execute top-quality, strategic activities that are innovative, relevant, and industry-appropriate.

  • 1960s: Founded in 1960. Assisted Japanese businesses in expanding abroad, improving Japan’s image.
  • 1970s: Pioneered Japanese market entry for foreign businesses.
  • 1980s: Offered strategic communication with an emphasis on liberalization.
  • 1990s: Helped multinationals achieve market dominance in Japan.
  • 2000s: Specialized in the areas of healthcare and food/food science.
  • 2010s: COSMO recognized globally as a leading healthcare communication consultancy.
  • 2020s: Continues partnering to find solutions towards patient-centric healthcare.

Our People

COSMO has 40 bilingual and multicultural staff with diverse backgrounds from marketing to the sciences.


Recent Awards

In the Community

COSMO leverages our business expertise to contribute to a better society by supporting NPOs and NGOs in their communication activities.

Asian University for Women


Communication Support for the Collaboration Program of the Asian University for Women
The Asian University for Women (AUW) provides outstanding students in Asia with new higher education institutions. By focusing on women’s ability and training leadership, AUW aims to build a more equal, stable, and enriched society in Asia and elsewhere.


COSMO partners with a number of networks and specialist agencies worldwide to deliver global communication programs that resonate with a Japanese audience.

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