Current Status of Novel Coronavirus Infections at Chugai



Updated on April 8, 2021

We wish to provide an update on the status of novel coronavirus (COVID-19) infections at our company. The safety of our stakeholders and employees is the highest priority at Chugai, and we will continue to work to prevent the spread of infection and take the necessary steps to ensure the stable supply of pharmaceutical products.

Announced on April 8

One person from an outside contractor working at a domestic subsidiary, Chugai Pharma Manufacturing Co., Ltd. (Fujieda City, Shizuoka Prefecture)

  • Date tested positive: April 6, 2021
  • Necessary measures such as tracing the activities of infected person have been completed.
  • No high-risk contacts have been identified at the office.

Announced on March 30

One person from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City

  • Date tested positive: March 25, 2021
  • Necessary measures such as tracing the activities of infected person have been completed.
  • No high-risk contacts have been identified at the construction site.

Announced on March 10

One employee assigned to the head office (Chuo-ku, Tokyo)

  • Date tested positive: March 5, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.

Announced on March 1

One person from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City

  • Date tested positive: February 25, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified at the construction site.

Announced on February 5

One person working at a domestic subsidiary, Chugai Business Solution Co., Ltd. (Chuo-ku, Tokyo)

  • Date tested positive: January 30, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One employee assigned to the head office (Chuo-ku, Tokyo)

  • Date tested positive: February 2, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.

Announced on February 1

One employee assigned to the Kanto-Minami Regional Management Office (Shinagawa-ku, Tokyo)

  • Date tested positive: January 21, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One person from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City

  • Date tested positive: January 21, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified at the construction site.


One employee assigned to the Tokai and Hokuriku Regional Management Office (Mie Prefecture)

  • Date tested positive: January 27, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.

Announced on January 22, 2021

Two people from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City

  • Date tested positive: January 11, 2021
  • The necessary measures and confirmation with the health center have been completed.
  • No high-risk contacts have been identified at the construction site.


One employee of a subcontractor at Fuji Gotemba Research Laboratories (Gotemba City, Shizuoka Prefecture)

  • Date tested positive: January 15, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified at the research laboratories.


One person from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City

  • Date tested positive: January 15, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified at the construction site.


One person from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City.

  • Date tested positive: January 18, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified at the construction site.

Announced on January 14, 2021

One person from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City

  • Date tested positive: January 6, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified at the construction site.


One employee assigned to the Kanto-Minami Regional Management Office (Shinagawa-ku, Tokyo)

  • Date tested positive: January 7, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One employee assigned to the head office (Chuo-ku, Tokyo)

  • Date tested positive: January 8, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One employee assigned to the Ukima office (Kita-ku, Tokyo)

  • Date tested positive: January 10, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One employee assigned to the Ukima office (Kita-ku, Tokyo)

  • Date tested positive: January 12, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.

Announced on January 7, 2021

One employee assigned to the Ukima office (Kita-ku, Tokyo)

  • Date tested positive: December 30, 2020
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One employee assigned to the Ukima office (Kita-ku, Tokyo).

  • Date tested positive: January 2, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One person working at a domestic subsidiary, Chugai Clinical Research Center Co., Ltd. (Chuo-ku, Tokyo)

  • Date tested positive: January 2, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One employee assigned to the Kanto-Minami Regional Management Office (Shinagawa-ku, Tokyo)

  • Date tested positive: January 3, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified within the company.


One person from an outside contractor working on the site of a new Chugai laboratory under construction in Totsuka-cho / Kamikurata-cho, Totsuka-ku Yokohama City

  • Date tested positive: January 5, 2021
  • Necessary measures such as tracing the activities of infected person by the public health center have been completed.
  • No high-risk contacts have been identified at the construction site.
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