• Asahi Kasei average gross margin for 2023 was 31.45%, a 2.84% decline from 2022.
• Asahi Kasei average gross margin for 2022 was 32.37%, a 1.79% decline from 2021.
• Asahi Kasei average gross margin for 2021 was 32.96%, a 0.7% decline from 2020.

Gross margin can be defined as a company's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as a percentage.