笠原 萌

In many companies, legacy systems that have been repeatedly modified over many years… Read More »Rebuild development case study

Before learning about migration, let's first look at the ideal IT foundation envisioned by user companies... Read More »What Is Migration? A Complete Guide to the Differences and Methods of Rehosting, Rewriting, Rebuilding, and Replatforming

Rebuild refers to reconstructing or rebuilding a system from the ground up... Read More »What is Rebuilding? Understanding the importance of system reconstruction in IT.

A clear explanation of its relationship with DX and why companies need to address it.

Blog2026.06.17 What Is a Legacy System? Challenges... Read More »What is legacy system? Clear guide to issues, risks, renewal, and cloud migration [2026 Edition]