This study aims to analyze the effect of transaction risk, product risk, convenience risk, risk of product delivery failure or delivery, return policy, service infrastructure, subjective norms, and early adoption of innovation on online shopping behavior of Tokopedia.com customers. The population in this study were all Tokopedia.com buyers. Sampling used purposive sampling technique as many as 100 Tokopedia.com buyers in Yogyakarta City. Research data was obtained through questionnaires. Data analysis was performed using multiple linear regression after testing the validity and reliability of the questionnaire. The test results show the transaction risk, product risk, convenience risk, risk of delivery failure, return policy, service infrastructure, subjective norms and early adoption of innovations together affect the online shopping behavior of Tokopedia.com customers. Transaction risk has a negative and significant effect on online shopping behavior. Product risk has a negative and significant effect on online shopping behavior. Comfort risk has a negative and significant effect on online shopping behavior. The risk of shipping failure has a negative and significant effect on online shopping behavior. Shipping return policy has a positive and significant effect on online shopping behavior. Service infrastructure has no significant effect on online shopping behavior. Subjective norms have a positive and significant effect on online shopping behavior. Early adoption of innovation has a positive and significant effect on online shopping behavior.