Diospyros kaki in China, Japan and Korea. In East Asia the main harvest time for "kaki" is in the months of October and November. The trees lose their leaves by harvest time. Occasionally, the brightly colored fruit is left unharvested on the tree as a decorative effect. In China, "kaki" has been cultivated since time immemorial. It is considered to have four virtues: Cultivation of this species at first spread through East Asia. Since the 19th century, "kaki" partially replaced date-plum ("Diospyros lotus", also known as Caucasian persimmon) in some countries in South Europe and West Asia, because "kaki" have bigger fruits
Hybrid wood Hybrid wood Hybrid wood or wood hybrid systems (WHS) is a multilayer composite material, composed on the surface of a skin made of composite wood (WPC) adhering to an underneath structural core, in general aluminum. Invented in Japan in 2008, this technological evolution is based on wood composite technology which was conceived in 1972 by Sadao Nishibori and patented in 1983 to substitute threatened exotic wood species. WHS are not fibre-reinforced plastic (FRP). In truth, speaking of hybrid wood profiles only makes sense when the outer layer – the composite wood – and the core – aluminum – are adhering