356996
In 1566 the castle 's garrison , led by Nagano Narimori ( lord of the castle since Narimasa , his father , had died in 1561 ) and Kamiizumi Nobutsuna , came under attack by forces of the Takeda clan under control of Takeda Shingen during the Siege of Minowa .
 Kamiizumi Nobutsuna, Takeda, Takeda Shingen
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kamiizumi Nobutsuna, Takeda, Takeda Shingen