日本預防美容大商機 = A big business opportunity in Japanese preventive beauty / 楊惠芳作
日本減肥市場大揭秘 = Top secret in Japanese diet marketing / 楊惠芳作
日本健康產業新商機 = A new business opportunity in Japanese health industry / 楊惠芳作
日本健康產業大躍進 = The great leap forward in Japan's health industry / 楊惠芳作 ; 加藤清美監修
日本抗老美容產品名鑑 / 楊惠芳著
