In February, Harunobu took Katsurayama-jo Castle (located in Shinano Province), which had been a front-line base of the Nagao force, and then approached Iiyama-jo Castle, where Masayori TAKANASHI resided.
2月、晴信は長尾方の前進拠点であった葛山城(信濃国)を落とし、高梨政頼の居城飯山城に迫った。