Why were some japanese leaders resentful of the peace treaty at versailles?

The Treaty of Versailles was the most essential of the peace bargains that conveyed World War I to an end. The Treaty finished the condition of war amongst Germany and the Allied Powers. It was marked on 28 June 1919, precisely five years after the death of Archduke Franz Ferdinand. Some japanese pioneers angry of the peace arrangement at versailles since they were supisisuse with the United states not joining