was a son of Toki Masafusa

Toki Masafusa

was the governor of Mino Province during the latter years of the Sengoku period of Feudal Japan. He was the son of Toki Shigeyori....

 and final ruling head of the Toki clan

Toki clan

The was a powerful clan that ruled in Japan from the Kamakura period to the Edo period. It descended from Emperor Seiwa by Minamoto no Yorimitsu from the Minamoto clan and used Toki in Mino Province as their hometown...

 during the latter years of the Sengoku period

Sengoku period

The or Warring States period in Japanese history was a time of social upheaval, political intrigue, and nearly constant military conflict that lasted roughly from the middle of the 15th century to the beginning of the 17th century. The name "Sengoku" was adopted by Japanese historians in reference...

 of feudal Japan. As daimyo of Mino Province

Mino Province

, one of the old provinces of Japan, encompassed part of modern-day Gifu Prefecture. It was sometimes called . Mino Province bordered Echizen, Hida, Ise, Mikawa, Ōmi, Owari, and Shinano Provinces....

, he had hired Saito Dosan

Saito Dosan

was a daimyo who dramatically rose and also fell from power in Sengoku period Japan. He was also known as the for his ruthless tactics.-Life:Originally a wealthy merchant from Yamashiro Province , he entered the service of Nagai Nagahiro of Mino Province , assuming the name Nishimura Kankurô.He...

 as his retainer in the 1520s, but was overthrown and expelled from the province by Dosan in a coup d'état

Coup d'état

A coup d'état state, literally: strike/blow of state)—also known as a coup, putsch, and overthrow—is the sudden, extrajudicial deposition of a government, usually by a small group of the existing state establishment—typically the military—to replace the deposed government with another body; either...

 in 1542. After this, Toki Yorinari allied with Oda Nobuhide

Oda Nobuhide

was a warlord and magistrate of lower Owari Province during the Sengoku period of Japan. His father was Oda Nobusada and Nobuhide was the father of Oda Nobunaga.-Ruling the clan:...

 of neighboring Owari Province (the father of the great daimyo Oda Nobunaga

Oda Nobunaga

was the initiator of the unification of Japan under the shogunate in the late 16th century, which ruled Japan until the Meiji Restoration in 1868. He was also a major daimyo during the Sengoku period of Japanese history. His opus was continued, completed and finalized by his successors Toyotomi...

) and the two fought Dosan at the Battle of Kanoguchi

Battle of Kanoguchi

was a battle during the Sengoku period of Japan.As a part of the very long rivalry between that of Oda Nobuhide and Saitō Dōsan, along with Dōsan's wanted supremacy over Mino Province, they fought each other on the battlefield in Kanōguchi. Nobuhide, who was the father of the famous Oda Nobunaga,...

 but lost this battle.