Project Information
| Client | T Co., Ltd (Japan-based Retail Company) |
| Industry | Retail |
| Category | Software Outsourcing / Web Application Development / E-Commerce |
| Location | Japan |
| Team Size | 50 professionals (initial phase), 3 ongoing maintenance |
| Phase | Full Cycle / Coding / Testing / Maintenance |
| Date | June 2019 – Ongoing |
Project Summary
Sonix partnered with a Japan-based retail company to develop and maintain a custom web platform for T-shirt ordering and sales management. The system streamlines the entire workflow from customer ordering to production and delivery.
Why the Client Chose Us
Deep understanding of custom ordering flows and pricing complexity in retail systems.
Scaled rapidly with a large team, then optimized to a lean maintenance team.
Ongoing support and continuous improvements over multiple years.
Business Challenges
The client required a robust platform to handle complex custom T-shirt orders, including multiple design options, pricing variations, and production workflows. Manual processes and fragmented systems made it difficult to scale operations and maintain efficiency.
Implementation Strategy
1. Requirement Analysis — Worked closely with stakeholders to define business rules and customization workflows.
2. Agile Development — Delivered features iteratively with continuous feedback loops.
3. Continuous Improvement — Maintained and enhanced the system based on real-world usage.
Delivered Solution
Sonix built a custom web application enabling customers to configure and order T-shirts with flexible options. The system integrates ordering, pricing, and production tracking into one unified platform.
Backend tools provide full control over operations, including order management, workflow tracking, and reporting. The architecture ensures scalability and long-term maintainability.
Tech Stack
Business Impact
Reduced manual coordination across departments.
Faster and more intuitive ordering process.
Continuously maintained and improved system.
Core Functionalities
| Feature | Description |
|---|---|
| Custom T-shirt Builder | Flexible configuration for design, size, and printing options. |
| Dynamic Pricing Engine | Automated pricing based on quantity and customization. |
| Order Management | Tracks orders from placement to delivery. |
| Admin Dashboard | Centralized control for operations and reporting. |
“Before working with Sonix, managing custom orders and production workflows required significant manual effort and lacked scalability. The new system streamlined the entire process — from customer ordering to backend operations — giving us better visibility and control. The team consistently delivers high-quality results and responds quickly to our needs. We consider Sonix a trusted long-term partner and will continue working together.”
— Operations Manager, Retail Company · Japan
Sonix — Your success is our happiness.


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