Complex sentence: In February of 2000, Gala Inc. acquired the company RIS Inc., which was then renamed to Gala Web Inc. While Gala Inc. acts as the headquarters for GALA Group, Gala Web continues to develop websites and systems for clients in Japan.
Split into simpler sentences: In February of 2000, Gala Inc. acquired the company RIS. Inc. which was then renamed to Gala Web Inc. While Gala Inc. acts as the headquarters for GALA Group, Gala Web continues to develop websites and systems for clients in Japan.