A marimba is the collective name for keyboard mallet percussions with low tones. We are the world's only integrated manufacturer of marimbas which produces sound boards out of raw wood and our KOROGI brand musical instruments have been marketed worldwide. Excellent quality of our marimbas has been recognized by the world's many leading professional musicians and they came to be used extensively for various concerts held at concert halls worldwide. By repeating visual checks and sound detection many times, we have strived to manufacture perfect sound boards to maintain homogenization of sound quality which is the absolute requirement for excellent musical instruments. This is exactly where long years of excellent skills and expertise of our technical experts shine even more prominently.

マリンバとは低い音を持つ木琴の総称です。当社は、音板の生産を原木から一貫生産している世界で唯一のメーカーであり、KOROGIブランドで世界展開しています。世界の多くのトッププロにも優れた品質を認められ、世界各地のコンサートやホールで幅広く使用されるようになりました。良い楽器の絶対条件である音質の均一化を図るため、何度も目視や聴音を重ねて最適の音板作りを行っており、ここに技術者たちの熟練の技が活きています。