Aki Hoshino (born March 14, 1977) is a Japanese bikini idol. She has appeared in various men's magazines such as Sabra and television shows. Hoshino authored a book, published in 2010, called Hoshino Body. In the book Hoshino gave advice to female readers on how to apply makeup and "retain one's body shape.Aki Hoshino is a Japanese bikini idol.