Transformation of the tobacco product market in Japan, 2011-2023.

ABSTRACT:

Objective

This study updates a previous paper that examined trends in the sale of cigarettes and heated tobacco products (HTPs) in Japan between 2011 and part way through 2019. The current study includes complete unit sales data through 2023.

Methods

Data on cigarette and HTP sales were obtained from public sources available from the websites and stockholder reports for the Tobacco Institute of Japan, Philip Morris International and Japan Tobacco. We used joinpoint regression using the parametric method to test for trends in both per capita and total sales for the three outcome variables assessed between 2011 and 2023: (1) cigarette sales, (2) HTP sales and (3) combined cigarette and HTP sales. Joinpoint regression identifies changes in trends and estimates the annual per ce

SUBMITTER: Cummings KM 

PROVIDER: S-EPMC12037862 | biostudies-literature | 2026 Jan

REPOSITORIES: biostudies-literature