E-commerce Marketplace 
[The Ultimate Guide to Amazon] How to Shop on Amazon for the Best Deals? We’ll Also Explain Sales! ~2025 Updated Edition~
rika 2020.08.19 E-commerce Marketplace 
[2025 Updated Edition] A Must-Read for Beginners! A Comprehensive Guide to Rakuten Sale Dates and Events!
Ayaka 2020.07.31 E-commerce Marketplace 
[Updated for 2025] Become an Amazon Sale Pro! A Comprehensive Guide to Listing Requirements and Procedures!
Shiori Honda 2020.05.29 E-commerce Marketplace 
[Latest for 2025!] When Is the Amazon Prime Sale? A Comprehensive Guide to the Timing and Other Sales from a Seller’s Perspective!
rika 2020.05.15