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RetailRetail Co.
Online Auction System for Japanese Toy Business
Custom Online Auction System for a Japanese toy resale business — real-time bidding, Lot management, payment handling, and Winner notifications via LINE.
Results
Real-time bidding via WebSocket with no lag
Complete Lot and image management
Automatic winner announcement and Invoice via LINE
Supports 200+ concurrent users per session
PromptPay and bank transfer payment support
60% reduction in admin workload per auction
Tech Stack
Next.js 15TypeScriptMySQLPrismaSocket.ioLINE LIFFTailwind CSS
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