Hawaiian Electric Industries, Inc, the parent company to Hawaiian Electric Company, Inc. (Hawaiian Electric) and American Savings Bank, F.S.B. (ASB), announced effective January 1, 2023 Yoko Otani will serve on the HEI and ASB boards of directors. Otani will join the HEI Audit & Risk Committee and the ASB Risk Committee.  Otani brings significant experience in finance, financial services and risk management to the HEI and ASB Boards. She is currently a partner at Straterix, a financial analytics software company.

During the height of the financial crisis, Otani joined Promontory Financial Group, a financial services management consulting company, to advise financial services companies on multiple aspects of risk and regulation. Otani spent almost 30 years at Citibank across a variety of corporate finance and commercial and investment banking roles, including ten years as a senior credit officer in Citi's global commercial and investment bank. Otani joins a diverse and skilled board of directors at HEI and ASB, including: retired Admiral Tom Fargo, former board chairman of USAA and Huntington Ingalls Industries and current HEI board chair; Scott Seu, HEI president and CEO; Celeste Connors, CEO of Hawai'i Green Growth Local2030 Hub; Richard Dahl, former CEO of James Campbell Company; Elisia Flores, CEO and vice chair of L&L Franchise; Peggy Fowler, former CEO of Portland General Electric; Micah Kane, president and CEO of Hawai'i Community Foundation; Michael Kennedy, former CEO and co-founder of the Zelle Payments Network, formerly known as clearXchange; Keith Russell, president of Russell Financial; and Jim Scilacci, former chief financial officer of Edison International. Ann Teranishi, president and CEO of American Savings Bank, also serves on the ASB board of directors.

Otani holds a bachelor of arts degree in East Asian Studies and History from Barnard College, Columbia University and a master of business administration from New York University.