Natsir, M.A.R. and Yanda Bara Kusuma 2026. The Influence of Lifestyle, Promotion Strategy, and Price Perception on Purchase Decisions of Japanese Food Products (Sushi and Ramen) via GoFood Services in Surabaya City. Al-Kharaj: Journal of Islamic Economic and Business. 8, 3 (Oct. 2026). DOI:https://doi.org/10.24256/kharaj.v8i3.11491.