Konstantin Nikolaev Konstantin Nikolaev Konstantin Nikolaev () is a billionaire Russian businessman who is a co-owner of and , the largest private rail operator in Russia, CIS, and the Baltic states. He is a major investor in American Ethane and serves on its board. Late July 2018, his net worth was estimated at $1.2 billion. He allegedly is a financial supporter of Maria Butina. Through Igor Levitin, Alexey Mordashov, Arkady Rotenberg, Gennady Timchenko, and Alexander Voloshin, Konstantin Nikolaev is a partner and close associate of numerous persons in Vladimir Putin's inner circle. In 1996, Nikolaev, Nikita Mishin, Andrei Filatov, and Alexey Mordashov
The Canon of Judo of Judo", does not contain this information. Furthermore, the original book was translated by K. Sugai whose translations were poor at best. (For example, "Or this is to throw him down by foot sweeping instant before his advanced-feet are fixed in order to change his position or break your balance.") The book gives a brief history of Jujutsu in Japan, and gives the lineage of Judo, referencing Jujutsu masters prior to Jigoro Kano. To show the early origins and continuous development of the martial arts in Japan, a long list of historical text sources, people, and schools and styles are