This study used co-occurrence network analysis to identify differences in smoking sensations between heated tobacco products and cigarettes. Heated tobacco products were　associated with ``nicotine'' and ``satisfaction'', and ``smoothness'' influenced ratings. For cigarettes, ``smoke'', ``throat hit'', and ``entertainment'' were highly related to ``satisfaction'', indicating that the aspect of cigarettes as a luxury item was prominent.

Key Words: Smoking Sensation, Heated Tobacco Product, Cigarette, Co-occurrence Network Analysis, Text Mining, Nicotine, Satisfaction, Throat hit, Smoking