The Three Great Nobles of the Restoration (Ishin no Sanketsu): Saigō Takamori, Ōkubo Toshimichi, and Kido Takayoshi (also known as Katsura Kogorō) formed the core leadership that overthrew the shogunate and guided the early Meiji government.

• The Three Great Nobles of the Restoration (Ishin no Sanketsu): Saigō Takamori, Ōkubo Toshimichi, and Kido Takayoshi (also known as Katsura Kogorō) formed the core leadership that overthrew the shogunate and guided the early Meiji government.

• Statesmen & Prime Ministers: Itō Hirobumi (architect of the Meiji Constitution and Japan’s first Prime Minister) and Yamagata Aritomo (father of the Imperial Japanese Army) dominated Meiji-era politics and military planning.

• Reformers & Shogunate Figures: Katsu Kaishū (navigational pioneer and loyalist/negotiator who surrendered Edo peacefully) and Itagaki Taisuke (leader of the Freedom and People's Rights Movement) shaped civil and political reform.

• Military Commanders: Tōgō Heihachirō (the naval commander who led the Japanese fleet to victory in the Russo-Japanese War) emerged from this era of military transition.

If you are looking at a specific context—such as a book, historical event, anime, or video game featuring these characters—tell me which one and I can give you a more targeted breakdown.