1, Japan's Aka red coral is the best coral stone, with extremely high quality, rosy and beautiful color, and extremely famous cow blood red.

2.AKA red coral is the full name of red coral in Japan, and aka is the pronunciation of Japanese red. Also known as growing in Japanese waters and a small part of Taiwan Province Province waters. The colors are red, such as vermilion, orange, crimson, Zhen Hong, black red (bovine blood red) and so on. Aka grows hundreds of meters below the sea surface, with dense structure, fine texture and no obvious growth line. Aka has a glass-like texture after polishing, which is very beautiful.