The influencer advertising strategy is increasingly recognized as highly effective with its various benefits and has been widely popularized. As getting much attention, relevant research efforts have been devoted to this field. Recent studies have focused on examining the effectiveness of influencer advertising, especially with the type of influencers. In general, the effectiveness of influence advertising has been evaluated with some available indices such as the numbers of ‘likes,’ ‘views,’ and comments. Limited with these indices, the study aims to investigate the actual contents of comments, which can enhance deeper and various understanding of consumer’s responses to the influences’ contents. In the current study, influencers were categorized based on expertise (expert-general) and the number of subscribers (mega-micro) in order to investigate the differences of comments by these categories. Initially, 80 contents from 16 influencers' channels and a total of 4,000 comments were collected for the analysis. Overall, professional and micro generated more comments. The analysis showed that professional influencers tended to yield more positive comments compared to general influencers. Regarding the size of subscribers, mega influencers generated more positive comments in various metrics compared to micro influencers, which is somewhat different from recent previous Additionally, this study aims to enhance understanding of the effectiveness of influencer advertising through analysis of factors such as disclosure of advertisements and the number of replies.