Kaga's video game division was founded in 1988-06-22 under the name 'Naxat'. The company was named from backward spelling of Taxan, which is a brand owned by its parent company.

In 1998, the company was renamed to Kaga Tech Co.,Ltd, but the video games were still sold under the Naxat Soft brand.

In 1999-10-18, Digital Gain Co.,Ltd. was established, which was responsible for developing Naxat Soft titles.

In 2007-04-25, Kaga Electronics announced Digital Gain Co.,Ltd. would be renamed to Kaga Create Co., Ltd., which took effect on 2007-5-1. At the time of renaming, the company's business was expanded to graphic design, web page production, new source production, merchandise development, event promotion. It developed software for Pionesoft, Alchemist, Milestone Inc.

As of December 31st, 2015, the company has been closed.