1. Hazaka Plant Research Center, Kennan Eisei Kogyo Co., Ltd, 44 Aza-Inariyama, Oaza-Ashitate, Murata-cho, Shibata-gun, Miyagi 989-1311, Japan
2. F.T. Innovation, 6F Royal Ikebukuro Bldg, 39-9, Nishi-Ikebukuro 2-chome Toshima-ku, Tokyo 171-0021, Japan
3. Institute of Molecular and Cellular Biosciences, The University of Tokyo, 1-1-1 Yayoi Bunkyo-ku, Tokyo 113-0032, Japan