Middle Palace Guards). Dominating Settsu Province as a focal area of maritime transportation in medieval Japan, the Watanabe family spread its influence widely. Their descendants settled in other areas, including Kyushu. Watanabe Hisashi (1064-1148 or 1154), also called Minamoto no Hisashi, great-grandson of Tsuna, was appointed Kebiishi (Chief of the police and justice), received the title of Shokan (Governing officer) of Uno no Mikuriya estate in Matsuura (Hizen province, in Kyushu) and called himself Matsuura Hisashi. He ruled the County of Matsuura, the province of Iki, and a part of Sonogi district, and is the ancestor of the Matsuura Watanabe branch, Lords of Hirado castle. The priest Mongaku Shōnin who urged Minamoto no Yoritomo (1147–1199) to start a war against the Taira, and who managed to get a letter from the Emperor Go-Shirakawa (1127–1192) to Yoritomo, requesting that he set up an army and liberate the country from the tyranny of the Taira, which enabled the Minamoto clan to take up arms, was the son of Watanabe no Endo Mochito. During the Hōgen rebellion (1156), and the Genpei War (1180–1185), the Watanabe sided with Minamoto no Yorimasa (1106–1180), until his death at the Battle of Uji, then with Minamoto no Yoritomo. At the Battle of Uji (1180), the opening battle of the Genpei War, the Watanabe clan formed with the warrior monks of Miidera Temple most of the Minamoto clan army. The Heike Monogatari describes some of the Watanabe samurai present at this battle : Watanabe Choshichi Tonō : "He was attired that day in a samurai clothing of light green, and body armour ornamented with cherry blossoms on a yellow ground, and wore a sword with mounts of red copper; in his quiver he carried twenty four arrows feathered with white and under his arm was a bow lacquered in black and bound with red bands". Watanabe no Kiō : "clad in a brocaded hunting suit profusely embroidered with chrysanthemums, and wearing a general's armour of scarlet; its name was Kisenaga, and it had been a treasured heirloom for many generations. On his head was a helmet shining with silver stars, and a splendid sword hung at his side. In his quiver were twenty four arrows barred with black on their white feathers, not to speak of the special arrow, feathered with a hawk's wing, always carried by the Imperial Guards of the Takiguchi. His bow was a 'shigeto'