Tenshō-Jingo war

Tenshō-Jingo war
Part of Sengoku period

Ruins of Wakamiko castle, the site where of Hōjō army faced Tokugawa army in a stalemate during the conflict.
DateJune 1582 – February 10, 1583
Location
Result
Belligerents
Hōjō clan
Satomi clan
Tokugawa clan
Oda clan
Uesugi clan
Commanders and leaders

Hōjō Ujinao
Hōjō Ujimasa
Hōjō Ujikatsu
Daidōji Masashige


Satomi clan: Satomi Yoshiyori


Former Takeda clan:

Hoshina Masatoshi (Hōjō → Tokugawa)  
Hoshina Masanao (Hōjō → Tokugawa)  
Kiso Yoshimasa (Hōjō → Tokugawa)  
Obata Nobusada (Hōjō → Tokugawa)  

Tokugawa Ieyasu
Sakai Tadatsugu
Torii Mototada
Ii Naomasa
Ōkubo Tadayo
Sakakibara Yasumasa
Mizuno Katsunari
Hattori Hanzō
Honda Shigetsugu


Oda clan: Kawajiri Hidetaka  
Takigawa Kazumasu (Battle of Kanagawa)


Former Takeda clan:

Yoda Nobushige
Sone Masatada
Okabe Masatsuna

Uesugi Kagekatsu
Ogasawara Dōsetsusai


Former Takeda clan:

Sanada Masayuki (Uesugi → Hōjō → Tokugawa)  
Sanada Nobuyuki (Uesugi → Hōjō → Tokugawa)  
Sanada Nobutada (Uesugi → Hōjō → Tokugawa)  
Strength
55,000 (Hōjō army)
10,000 (Satomi army)
8,000 (Tokugawa army)
3,800–3,900 (Former Takeda clan warriors)
Unknown
Casualties and losses
  • Unclear
  • Battle of Kurokoma: 300
Unclear Unclear
Tenshō-Jingo war
Japanese name
Kanji天正壬午の乱
Hiraganaてんしょうじんごのらん
Transcriptions
RomanizationTenshō-Jingo no ran

Tenshō-Jingo War (天正壬午の乱, Tenshō-Jingo no ran) or more simply, the Battle of Jingo (壬午の役, Jingo no eki), was a three-way military conflict in 1582 AD (10th year of Tenshō) between Hōjō clan, Tokugawa clan, and Uesugi clan.

The conflict occurred due to the three clans' bid to gain control of former Takeda clan territories at Kai, Kōzuke, and Shinano province post Oda Nobunaga's death. The conflict ended with peace negotiation in 1583 with the Hōjō clan sent Hōjō Ujinobu as representative, while the Tokugawa sent Ii Naomasa as representative