株式会社 緑陽社 News Releases

New Design Tool for Creators! "Clear Card to Understand the Golden Ratio Instantly" Convenient for Illustration and Design Production

Ryokuyousha will release a clear card printed with the golden ratio on BOOTH on April 9 to assist cr… · 2026-04-09

Experience the Printing Process by Layering Sheets! Educational Tool "Color Mechanism Sheet" to be Released on May 28, 2026

Ryokuyousha Co., Ltd. will release an educational tool called "Color Mechanism Sheet" on May 28, 202… · 2026-05-28