Wakai

Wakai (written: 若井) is a Japanese surname. Notable people with the surname include:


 * Atsuko Wakai (若井 敦子), Japanese karateka
 * Glenn Wakai (born 1967), American politician
 * Kenji Wakai (若井 研治), Japanese footballer
 * Atsuko Wakai (若井 敦子, Wakai Atsuko, born 1971) Japanese practitioner
 * Wakai ki (若い樹) ( lit. 'A Young Tree') Japanese film directed