The insurer's proposed undertakings include annual product benchmarking, pricing safeguards and protections for smash repair providers in Western Australia.
Oliver Pryce returns to Willis to succeed Roberts as head of corporate risk & broking for Southeast Asia, with both appointments taking effect from Jan 2027.
The preferred bidder is expected to sign a stock purchase agreement in the third quarter, with the acquisition targeted for completion before year-end.
Fire insurance led Japan's non-life market improvement in FY2025, as claims fell sharply despite continued premium growth across major commercial lines.
Separating facility ownership from operations and linking insurance products with care services could help insurers develop Korea's mid-priced long-term care market, KIRI said.