The objectives of this independent study were 1) to investigate consumer perceptions of advertising media and event marketing of Gogi Tempura Flour 2) to investigate consumer buying decision behavior for Gogi Tempura Flour in Bangkok area 3) to investigate the relationship between demographic characteristics and consumer buying decision behavior for Gogi Tempura Flour in Bangkok area and 4) to investigate the relationship between consumer perceptions of advertising media and event marketing of Gogi Tempura Flour in Bangkok area. The sample consisted of 400 consumers in Bangkok area. Data were collected through the questionnaire and then analyzed by frequency percentage and Chi-Square Test.1. The sample mostly consisted of: females (67.50%); those aged 25-30 years (31%); freelancers(merchants/business owners/freelancers) (52%) those graduated with bachelor’s degree (72.50%); those earned monthly income of 10001-20000 baht (46.50%) and single people (56.50%). 2. The sample’s perception of Gogi Tempura Flour advertising came from magazine and event marketing. However they never perceived Gogi Tempura Flour advertising through television. 3. In terms of the sample’s buying decision behavior they bought Gogi Tempura Flour after tasting sample foods cooked by using Gogi Tempura Flour as well as visiting Gogi booth in department store. 4. Age occupation education level. Monthly income and marital status were related to Gogi Tempura Flour buying behavior of consumers in Bangkok area at statistical significance level of .05. However gender was not related to the sample’s Gogi Tempura Flour buying behavior.5. Advertising media and event marketing perception were related to Gogi Tempura Flour buying behavior of consumers in Bangkok area at statistical significance level of .05.