Mitsui Sumitomo Insurance and Aioi Nissay Dowa Insurance to merge

Written by Adam Cadle

28/03/2025

MS&AD Insurance Group Holdings has decided to proceed with specific discussions and preparations for the merger of two core non-life insurance companies within the group, Mitsui Sumitomo Insurance and Aioi Nissay Dowa Insurance.

In a statement, MS&AD Insurance Group Holdings said this “merger will establish a non-life insurance company that holds the top market share in the domestic non-life insurance sector”.

“Our group aims to enhance the value we provide to customers by integrating the strengths of Mitsui Sumitomo Insurance and Aioi Nissay Dowa Insurance in the domestic non-life insurance business. We are committed to strengthening efforts to meet customer trust and expectations while consistently securing profits commensurate with the size of the top line. Furthermore, we aim to establish a system to offer the best products and services to customers by investing accumulated capital into growth areas such as international business, domestic life insurance business, and digital/risk-related services.”

The target date for the merger is set for April 2027, and details such as the merger method, post-merger company name, and representatives will be announced once decided.

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