Akiko Nagashima (長嶋亜希子, Akiko Nagashima; née Nishimura; January 5, 1943 – September 18, 2007) was a Japanese businesswoman and the wife of former Yomiuri Giants star Shigeo Nagashima. She served as the representative director of Nagashima's personal office, Office N Co., Ltd.
Source: “Akiko Nagashima”, English Wikipedia (CC BY-SA 4.0), excerpt