HOYU is the manufacturer of Japan's best hair colouring products. With the highest market share in the hair colouring market in Japan. For well over a century HOYU has been producing and selling reliable and high quality hair colouring products in more than 70 countries.
Black Hair is our professional concern.
HOYU specializes in Dark/Black Hair and has collected an enormous amount of data over years in Japan and other parts of Asia. With years of research and making use of rich collection of data, Bigen™ creates the "Perfect" and Easy-to-use Hair colourant. You shall not only enjoy new exciting hair colours but also have fun in discovering creative ways to apply them! Bigen™ makes you look and feel beautiful!
Innovation & Customer Satisfaction.
These two goals of Bigen™ are achieved owing to the advance technological development of Bigen™ General Research Institute (G.R.I.), uncompromising production systems and substantial monitor testing.
Bigen™ makes you look and feel beautiful!
Comprises of three laboratories
Basic Research Laboratory conducts fundamental researches on the mechanism of hair coloring and product safety; the Applied research Laboratory develops products incorporating state-of-the-art technologies; and the Research Management Room develops easy-to-use packages and conducts products testing.
G.R.I. produces high quality products that realize a high level of customer satisfaction.
Our Goal and Responsibility
In 1999, Seto factory obtained ISO 14001 certification, The Bigen™ products are committed to environmental conservation and continuous improvement in safety control.