てきはほんのうじにあり

The enemy awaits in Honnnoji

During the Warring States Period, Mitsuhide Akechi (明智光秀) was pursuing Mouri (毛利) when he suddenly changed routes, saying 'The enemy敵 awaits in Honnoji本能寺' There, he launched a sudden coup, forcing Nobunaga Oda (織田信長) to commit suicide