1. Division of Systematic Forest and Forest Products Sciences, Department of Agro-Environmental Sciences, Graduate School of Bioresource and Bioenvironmental Sciences, Kyushu University, Fukuoka, Japan
2. Faculty of Pharmacy, Department of Pharmacognosy, Mansoura University, Mansoura, Egypt
3. Faculty of Forestry, Department of Forest Product Technology, Mulawarman University, Samarinda, Indonesia
4. Shinnihonseiyaku Co., Ltd., Fukuoka, Japan