Hidemasa was the eldest son of [[Hori Masashige]]. He was from [[Owari province]] and began his career in the service of [[Oda Nobunaga|Nobunaga]]. In [[1581]] he was ordered to conduct a land survey in [[Izumi province|Izumi]] and during the course of the survey the Makinoji (a branch temple of the Kongobuji of Mt. Koyo) took up arms on 11 June - Hidemasa attacked the temple and burned it. Later that year he was awarded [[Obama castle]] in [[Wakasa province|Wakasa]] and in June [[1582]] joined in [[Toyotomi Hideyoshi|Toyotomi Hideyoshi's]] attack on [[Akechi Mitsuhide]]. He fought at [[Battle of Yamazaki|Yamazaki]] and soon afterwards defeated [[Akechi Mitsuharu]] at Uchide-hama, near [[Otsu province|Otsu]]. He went on to secure [[Sakamoto castle]], which became part of a large fief he was awarded in [[Omi province|Omi]] worth 90,000 koku. Hidemasa participated in the [[Komaki Campaign]] ([[1584]]) on Hideyoshi's side, and led 3,000 men at the [[Battle of Nagakute]]. He joined the [[Toyotomi clan|Toyotomi]] army besieging [[Odawara castle]] in [[1590]] but died in camp during the campaign. | Hidemasa was the eldest son of [[Hori Masashige]]. He was from [[Owari province]] and began his career in the service of [[Oda Nobunaga|Nobunaga]]. In [[1581]] he was ordered to conduct a land survey in [[Izumi province|Izumi]] and during the course of the survey the Makinoji (a branch temple of the Kongobuji of Mt. Koyo) took up arms on 11 June - Hidemasa attacked the temple and burned it. Later that year he was awarded [[Obama castle]] in [[Wakasa province|Wakasa]] and in June [[1582]] joined in [[Toyotomi Hideyoshi|Toyotomi Hideyoshi's]] attack on [[Akechi Mitsuhide]]. He fought at [[Battle of Yamazaki|Yamazaki]] and soon afterwards defeated [[Akechi Mitsuharu]] at Uchide-hama, near [[Otsu province|Otsu]]. He went on to secure [[Sakamoto castle]], which became part of a large fief he was awarded in [[Omi province|Omi]] worth 90,000 koku. Hidemasa participated in the [[Komaki Campaign]] ([[1584]]) on Hideyoshi's side, and led 3,000 men at the [[Battle of Nagakute]]. He joined the [[Toyotomi clan|Toyotomi]] army besieging [[Odawara castle]] in [[1590]] but died in camp during the campaign. |