Direct Answer: Building an efficient e-commerce logistics system in Japan requires seamless integration with major carriers using Yamato Transport's B2 Cloud API and Sagawa Express's e-Hiden API. Integrating these APIs automates tedious tasks such as batch shipping label generation, tracking number retrieval, and real-time delivery status monitoring. When implementing these systems, developers must pay close attention to local requirements like Japan's specific address hierarchy, character encoding (like Shift_JIS), and robust error-handling mechanisms. DONOMI leverages its custom Order Management System to integrate directly with both carriers, offering optimal delivery solutions and system development support.
Yamato Transport and Sagawa Express API Integration Guide
For e-commerce operations in Japan, system integration with delivery carriers is essential. This guide covers building efficient logistics systems using Yamato and Sagawa APIs.
Yamato Transport B2 Cloud API
B2 Cloud is Yamato's corporate shipping management system.
Key features:
- Bulk registration of shipping labels
- Automatic tracking number retrieval
- Delivery completion notifications
- Time-slot delivery and refrigerated shipping support
Integration approach:
CSV-based integration is standard, but API integration is also available. DONOMI connects our custom OMS (Order Management System) directly, automating label creation from order confirmation.
Sagawa Express e-Hiden API
Sagawa's system supports Web API integration.
Key features:
- Package tracking
- Automated pickup requests
- Real-time delivery status
- Cash-on-delivery and freight-collect support
Implementation Considerations
Character encoding: Shift_JIS support may be required
Address format: Follow Japan's address hierarchy (Prefecture → City → Street)
Error handling: Implement retry logic for network failures
Testing: Thoroughly test in sandbox before production
DONOMI's Logistics Integration
DONOMI holds direct contracts with both Yamato and Sagawa, enabling optimal delivery methods nationwide. We also offer logistics system development services.
Q: What is the primary benefit of integrating delivery carrier APIs?
A: It eliminates manual data entry by automatically generating shipping labels and tracking numbers directly from order data, significantly speeding up the fulfillment process.
Q: What features are typically available through Yamato and Sagawa APIs?
A: Developers can access real-time package tracking, automated pickup requests, bulk label registration, and specialized options like refrigerated shipping or specific time-slot deliveries.
Q: What are the main technical challenges when integrating Japanese logistics APIs?
A: Key challenges include handling legacy character encodings like Shift_JIS, properly formatting addresses according to Japan's prefecture-city-street hierarchy, and implementing reliable network retry logic.

