Nippon Life Insurance Company , also known as Nissay  or Nihon Seimei is the largest Japanese life insurance company by revenue and the largest insurance company by non-banking assets, with the total assets amounting to US$710.9 billion in 2018.

The company was founded in 1889 as the Nippon Life Assurance Co., Inc. In structure it is a mutual company. It offers a wide range of products, including individual and group life and annuity policies through various distribution channels and mainly uses face-to-face sales channel for its traditional insurance products.  

Nippon life employs 70,519 employees and has 70,608 billion yen in assets as of 2016.

The company is headquartered in Imabashi Sanchōme, Chūō-ku, Osaka, Japan. Besides, the company also operates in North America and Europe. It is ranked 125th among the Global Fortune 500 firms in 2019. 

According to en.wikipedia & reliancenipponlife