Hirai

Hirai  may refer to:

Places

 * Hirai Edogawa, Tokyo, Japan
 * Hirai Station (Tokyo)

People with the surname

 * Emi Hirai (平井 絵己), Japanese ice dancer
 * Hisashi Hirai (平井 久司), Japanese animator, character designer, and manga artist
 * Kanako Hirai (平井 香菜子), Japanese volleyball player
 * Kawato Hirai (川人 拓来), Japanese professional wrestler (NJPW)
 * Kazumasa Hirai (disambiguation), multiple people
 * Kazuo Hirai (平井 一夫), CEO Sony Corporation
 * Ken Hirai (平井 堅), Japanese R&B and pop singer
 * Kenichi Hirai (平井 健一), Japanese tennis player
 * Kozaburo Hirai (平井 康三郎), Japanese composer
 * Michiko Hirai (平井 道子), Japanese actress and voice actress
 * Minoru Hirai (平井 稔), Japanese martial artist
 * Momo Hirai (平井 もも), K-pop Idol from Twice
 * Naohito Hirai (平井 直人), Japanese footballer
 * Nobukazu Hirai (平井 伸和), Japanese professional wrestler
 * Hirai Seijirō (平井 晴二郎), Japanese railroad engineer
 * Rio Hirai (平井 理央), Japanese TV actress and announcer
 * Shinji Hirai (平井 伸治), Japanese politician
 * Shoki Hirai (平井 将生), Japanese footballer
 * Takuya Hirai (平井 卓也), Japanese politician
 * Tarō Hirai (平井 太郎), Japanese author, better known by the pen name Edogawa Ranpo (江戸川 乱歩)
 * Terushichi Hirai (平井 輝七), Japanese photographer
 * Yanosuke Hirai (平井 弥之助), Japanese civil engineer and corporate executive
 * Yasunari Hirai (平井 康翔), Japanese swimmer