What does the number on Japanese cigarettes pack mean? [https://duty-free-japan.jp/narita/en/goodsList.aspx?brdCD=686&catCd=042](https://duty-free-japan.jp/narita/en/goodsList.aspx?brdCD=686&catCd=042) https://www.reddit.com/r/japan/comments/10vws43/what_does_the_number_on_japanese_cigarettes_pack/
Japan syphilis cases, congenital infections surge to record high in 2023 – The Mainichi https://mainichi.jp/english/articles/20231128/p2a/00m/0li/016000c