Our new paper concerning Os-cupin complex was accepted by J. Am. Chem. Soc. This is the collaborated work with Prof. Shinobu Itoh group and Prof. Genji Kurisu group. Of course, my students, Mr. Takumi Nakano, Mr. Yuki Taniguchi, and Ms. Haruna Ichihashi did amazing works to establish this work. Many thanks, my incledible collaborators.