I admit that navigating a Japanese pharmacy can be complicated as a non-native, but I can tell you that I for a fact have two boxes of the following behind me:

I admit that navigating a Japanese pharmacy can be complicated as a non-native, but I can tell you that I for a fact have two boxes of the following behind me: https://www.tylenol.jp/products-tylenol https://www.tylenol.jp/products-tylenol If you were hunting for paracetamol during the pandemic, it could be that it was all sold out because it has been recommended as the medicine to counter COVID-19 symptoms and if there is anything I trust people in Japan to do it is to be able to stock up on things at a time of emergencies.