Hosoi

Hosoi (written: 細井) is a Japanese surname. Notable people with the surname include:


 * Anette Hosoi, American engineer
 * Christian Hosoi (born 1967), American skateboarder
 * Hosoi Heishu (細井 平洲), Japanese Confucianist
 * Mikio Hosoi (細井 幹雄), Japanese ice hockey player
 * Nittatsu Hosoi (細井 日達), Japanese Buddhist
 * Osamu Hosoi (細井 治), Japanese voice actor
 * Susumu Hosoi (細井 行), Japanese businessman