Moreover, when Hisahide MATSUNAGA turned against Nobunaga and MATSNUGA's commander Hidemitsu MORI holed himself in Kataoka Castle in Yamato Province, Tadaoki together with his father and his father's ally Mitsuhide AKECHI captured MORI, for which he received a direct letter of commendation from Nobunaga.
さらに信長から離反した松永久秀の武将・森秀光が立て籠もる大和国片岡城を父やその僚友・明智光秀と共に落とし、信長直々の感状を受けた。