Family name Japona (Japona 
) , in the world, is a rare surname. The family name Japona is habitual in Philippines, where it is a rare surname, and Brazil, where it is a very rare surname. Very seldom, Japona is the forename as well as the last name.
Rey, Brian, Bruna, Bryan, Pedro, Ramil, Randy, Ronel, Roger, Rowel, Rejoy, Rheza, Grace, Larry, Luzia, Janet, Jason, Jazel, Jonie, Jobie, Jesus, Jenny, Bobby, Celso, Arvin, Arlyn, Joy, Jia, Mary, Mona, Alma, Adao, Raul, Rudy, Gina, Lito, Jerry, Jane, Joan, Joel, Nido, Nora, Emma, Maria, Myrna, Aline, Annie, Anita, Jose, and Julie