Oda Nobunaga

Oda Nobunaga, who would later advance the unification of Japan, was born to Oda Nobuhide at Shobata Castle in Owari Province.

Saitō Dōsan, who had retired from the lordship of Mino, and his heir Yoshitatsu, who had succeeded him, fought on the Nagara River, and Dōsan was killed. The relief force of his son-in-law Oda Nobunaga did not arrive in time.

Oda Nobunaga beat Shibata Katsuie and Hayashi Hidesada, who had raised his brother Nobuyuki, on the plain of Inō, and secured his place within the Oda Danjōnojō house.

Oda Nobunaga beat the Oda of Iwakura at Ukino. With the fall of Iwakura Castle the next year, Owari was united in his hands.

Oda Nobunaga captured Iwakura Castle, destroyed the Ise-no-kami branch of the Oda in northern Owari, and brought nearly all of the province under his control.

Imagawa Yoshimoto leads troops from Suruga, Tōtōmi, and Mikawa to invade Owari, capturing strongholds such as Odaka Castle and increasing pressure.

Oda Nobunaga launches a surprise attack and slays Imagawa Yoshimoto, seizing dominance in Owari.

Matsudaira Motoyasu and Oda Nobunaga met at Kiyosu Castle and formed an alliance, allowing Motoyasu to focus on Mikawa and Nobunaga on Mino.

Oda Nobunaga built Komakiyama Castle as a base for his campaign into Mino, moved there from Kiyosu, and developed a planned castle town below the mountain.

Oda Nobunaga captured Saitō Tatsuoki's Inabayama Castle, took control of Mino, renamed the castle town Gifu, and moved his residence there.

Advancing toward Kyoto with Ashikaga Yoshiaki, Oda Nobunaga attacked Kannonji Castle, drove out Rokkaku Yoshikata and his allies, and secured the route to the capital.

Oda Nobunaga expanded the former Buei encampment and built a fortified Nijō palace for Ashikaga Yoshiaki, who had become shogun the previous year.

During the Echizen campaign, Azai Nagamasa suddenly defects. Oda Nobunaga faces encirclement by Asakura Yoshikage but retreats successfully thanks to rearguard actions.

In Ōmi, Oda–Tokugawa allied forces defeat the Azai–Asakura alliance, expanding their influence by securing northern Ōmi castles.

Kennyo of the Ishiyama Hongan-ji in Settsu rises against Nobunaga, starting a prolonged war involving Ikkō sect followers.

In Settsu, Oda forces attack strongholds of the Miyoshi Triumvirs and Hongan-ji, but retreat when Azai–Asakura advance south.

In Ōmi, Oda clashes with Azai, Asakura, and Hongan-ji forces near Sakamoto–Ōtsu. Mediated by Enryaku-ji, the stalemate continues into the following year.

Oda Nobunaga launched a massive attack on the Enryakuji temple on Mount Hiei, burning temples and monastery buildings. He militarily and politically eliminated Enryakuji forces, demonstrating strong resolve to strengthen Oda control over Kinai.

While Shogun Ashikaga Yoshiaki continued calling on various daimyō to rise against Nobunaga, Oda Nobunaga attacked Makishima Castle near Kyoto. Yoshiaki was defeated, surrendered, and was expelled from Kyoto.

As Oda forces invaded Echizen, Asakura Yoshikage abandoned Ichijōdani and fled. Combined with defections by his retainers, this led to his suicide and the destruction of the Sengoku daimyō house of Asakura.

Oda forces pursued the retreating Asakura army into Echizen and won a major victory. This decisively shattered the military foundation of the Asakura clan.

Odani Castle in northern Ōmi fell to Oda forces, and Azai Nagamasa committed suicide. The Azai clan was destroyed, and northern Ōmi came under Oda control.

In his third campaign against Nagashima, Oda Nobunaga surrounded the uprising by land and sea and suppressed the Ikkō-ikki centered on Ganshōji.

The allied forces of Oda Nobunaga and Tokugawa Ieyasu, marching to relieve Nagashino Castle, defeated Takeda Katsuyori at Shitaragahara, where the Takeda lost many senior commanders.

After the fall of the Asakura, the Ikkō-ikki had effectively ruled Echizen Province. Nobunaga's army crushed it with a two-pronged assault through Kinome Pass and Sugitsu. Afterward, Shibata Katsuie received eight districts of Echizen, while Maeda Toshiie, Sassa Narimasa, and Fuwa Mitsuji — the 'Three Men of Fuchū' — were granted the two Fuchū districts.

After the suppression of the Echizen Ikkō uprising, Oda Nobunaga entrusted Shibata Katsuie with eight districts of Echizen and the northern campaign. Katsuie began developing Kitanoshō Castle and its town.

Under Oda Nobunaga's orders, Akechi Mitsuhide began the conquest of Tamba. He surrounded Kuroi Castle but was forced to retreat after Hatano Hideharu defected and his army was attacked from both sides.

Oda Nobunaga developed a new castle on Mount Azuchi on the eastern shore of Lake Biwa and moved his headquarters there from Gifu.

Ordered by Oda Nobunaga to campaign against the Mōri in western Japan, Hashiba Hideyoshi marched into Harima and began the Chūgoku campaign in earnest.

Oda Nobunaga's heir Nobutada joined the Miki campaign and strengthened the siege by constructing forts, including the hilltop fort at Hiraiyama that served as Hashiba Hideyoshi's headquarters.

The keep of Oda Nobunaga's Azuchi Castle was completed, creating a castle that symbolized a new center of political, military, and cultural power.

Oda Nobunaga's second son Nobukatsu invaded Iga without his father's authorization but was defeated by the forces of Iga.

Honganji leader Kennyo accepted an imperial-mediated peace and withdrew from Ishiyama Honganji, ending roughly ten years of war between the Honganji and Oda Nobunaga.

Oda Nobunaga stages a grand military parade in Kyoto, displaying power to lords and foreign envoys, boosting the prestige of his rule.

Oda Nobukatsu launches a large-scale campaign in Iga, crushing local samurai and imposing direct Oda rule.

Nobunaga initiates cadastral surveys in Kinai and Tōkai to streamline tax and military mobilization, enforcing stronger governance.

After the fall of the Takeda, Oda Nobunaga granted Suruga Province to Tokugawa Ieyasu, making him lord of Suruga as well as Mikawa and Tōtōmi.

After abandoning Shinpu Castle, Takeda Katsuyori took his own life at Tano, bringing the Kai Takeda clan to an end.