List of Historic Sites of Japan (Yamanashi)
Prefectural Historic Sites
Table:
Site	Municipality	Ref

Takeda Nobutora Grave 武田信虎の墓 Takeda Nobutora no haka	Kōfu	[ 17 ]

Lady Sanjō Grave 武田晴信室三条氏墓 Takeda Harunobu no bushitsu Sanjō-shi no haka	Kōfu	[ 18 ]

Kamunazuka 加牟那塚 Kamunazuka	Kōfu	[ 19 ]

Kōfu Castle Atago-yama Stone Quarry Site 甲府城愛宕山石切場跡 Kōfu-jō Atago-yama ishikiriba ato	Kōfu	[ 20 ]

Takeda Harunobu Grave 武田晴信の墓 Takeda Harunobu no haka	Kōshū	[ 21 ]

Ozo Yashiki 於曽屋敷 Ozo yashiki	Kōshū	[ 22 ]

Katsuyama Castle Site 勝山城 跡 Katsuyama-jō ato	Tsuru	[ 23 ]

Renpō Yashiki 連方屋敷 Renpō yashiki	Yamanashi	[ 24 ]

Iwatono Castle Site 岩殿城 跡 Iwatono-jō ato	Ōtsuki	[ 25 ]

Monomizuka Kofun 物見塚古墳 Monomizuka kofun	Minami-Alps	[ 26 ]

Kochōzen-ji 古長禅寺 Kochōzenji	Minami-Alps	[ 27 ]

Takeda Katsuyori Grave 武田勝頼の墓 Takeda Katsuyori no haka	Kōshū	[ 28 ]

Keitoku-in Precinct 景徳院 境内 Keitokuin keidai	Kōshū	[ 29 ]

Hatta Family Residence 八田家御朱印屋敷 Hatta-ke goshuin yashiki	Fuefuki	[ 30 ]

Ubazuka Kofun 姥塚古墳 Ubazuka kofun	Fuefuki	[ 31 ]

Kyōzuka Kofun 経塚古墳 Kyōzuka kofun	Fuefuki	[ 32 ]

Okachōshizuka Kofun 岡銚子塚古墳 Okachōshizuka kofun	Fuefuki	[ 33 ]

Teramoto Haiji Site 寺本廃寺 跡 Teramoto Haiji iseki	Fuefuki	[ 34 ]

Ryūzuka Kofun 竜塚古墳 Ryūzuka kofun	Fuefuki	[ 35 ]

Ōzuka Kofun 大塚古墳 Ōzuka kofun	Ichikawamisato	[ 36 ]

With reference to the given table and the context paragraphs listed below.

Provide an answer to this question: In what year did the general public name the city that has a total area of 264.14 km² and is the location of the historic sites with the references [ 26 ] and [ 27 ] ? Respond with the correct answer (omit explanations) in JSON format as {"answer": "YOUR ANSWER"}. Base your answer solely on the given information.

Takeda Nobutora ( 武田 信虎 , February 11 , 1494 - March 27 , 1574 ) was a Japanese daimyō ( feudal lord ) who controlled the Province of Kai , and fought in a number of battles of the Sengoku period . He was the father of the famous Takeda Shingen , who was originally named Harunobu , along with two other sons , Nobushige and Nobukado . Takeda defeated Imagawa Ujichika in 1521 at the Battle of Iidagawara , Hōjō Ujitsuna in 1526 at the Battle of Nashinokidaira , Suwa Yorishige in the 1531 Battle of Shiokawa no gawara , and Hiraga Genshin in the 1536 Battle of Un no Kuchi with the aid of his son Shingen . During that battle , Nobutora was forced to retreat , but his son Harunobu defeated Hiraga and took the castle . Nobutora nevertheless wished to pass on his domain to Nobushige , and so Harunobu overthrew his father and exiled him to Suruga . Nobutora did n't return to Shinano until the death of Shingen in 1573 , invited by his grandson Katsuyori , on that time Nobutora was in his 80s , some reported that even as an old man he still managed to strike fear to people around him . Nobutora was also a previous owner of a famous sword named Soza Samonji ( 宗三左文字 ) , although he gave that sword to Imagawa Yoshimoto as a gift to secure an alliance . After Yoshimoto 's death at the Okehazama , the sword came into possession of Oda Nobunaga . After the Incident of Honnoji , Toyotomi Hideyoshi recovered the sword , which he later gave to Tokugawa Ieyasu as a gift . The sword is currently a Cultural Properties of Japan
Kōfu ( 甲府市 , Kōfu-shi , Japanese : [ ko̞ːɸɯᵝ ] ) is the capital city of Yamanashi Prefecture , Japan . As of 1 April 2019 [ update ] , the city had an estimated population of 187,985 in 90,924 households , and a population density of 880 persons per km2 . The total area of the city is 212.41 square kilometres ( 82.01 sq mi ) . Kōfu 's name means capital of Kai Province . During the Sengoku period , it was famous as the stronghold of Takeda Shingen .
Lady Sanjō ( 三条の方 , Sanjō no kata ) ( 1521 - August 29 , 1570 ) was a Japanese woman of the Sengoku period . She was the wife of the daimyō , Takeda Shingen . She was the daughter of Sanjō Kinyori , a court noble of Kyoto ; her sisters married Hosokawa Harumoto and Honganji Kennyo , respectively . Lady Sanjō married Shingen ( then named Harunobu ) at age 16 . She gave birth to three sons and two daughters .
Takeda Shingen ( 武田 信玄 , December 1 , 1521 - May 13 , 1573 ) , of Kai Province , was a pre-eminent daimyō in feudal Japan with exceptional military prestige in the late stage of the Sengoku period .
Kōshū ( 甲州市 , Kōshū-shi ) is a city located in Yamanashi Prefecture , Japan . As of 1 June 2019 [ update ] , the city had an estimated population of 31,526 in 13,147 households , and a population density of 120 persons per km² . The total area of the city is 264.11 square kilometres ( 101.97 sq mi ) . The city is the home of the indigenous Koshu grape and is synonymous with viticulture and wine production in Japan .
Tsuru ( 都留市 , Tsuru-shi ) is a city located in Yamanashi Prefecture , Japan . As of 1 May 2019 [ update ] , the city had an estimated population of 30,311 in 13079 households , and a population density of 190 persons per km² . The total area of the city is 161.63 square kilometres ( 62.41 sq mi ) .
Yamanashi ( 山梨市 , Yamanashi-shi ) is a city located in Yamanashi Prefecture , Japan . As of 1 July 2019 [ update ] , the city had an estimated population of 34,738 in 14,679 households , and a population density of 120 persons per km² . The total area of the city is 289.80 square kilometres ( 111.89 sq mi ) .
Ōtsuki ( 大月市 , Ōtsuki-shi ) is a city located in Yamanashi Prefecture , Japan . As of 1 July 2019 [ update ] , the city had an estimated population of 23,976 in 10404 households , and a population density of 86 persons per km2 . The total area of the city is 380.25 square kilometres ( 146.82 sq mi ) .
Minami-Alps ( 南アルプス市 , Minami-Arupusu-shi ) is a city located in Yamanashi Prefecture , Japan . As of 1 June 2019 [ update ] , the city has an estimated population of 71,618 in 27,956 households , and a population density of 270 persons per km² . The total area of the city is 264.14 square kilometres ( 101.99 sq mi ) . Minami-Alps is Yamanashi Prefecture 's third largest city . The city 's name was chosen in September 2002 from among entries submitted by the general public .
Takeda Katsuyori ( 武田 勝頼 , 1546 - 3 April 1582 ) was a Japanese daimyō of the Sengoku period , who was famed as the head of the Takeda clan and the successor to the legendary warlord Takeda Shingen . He was the son of Shingen by the daughter of Suwa Yorishige ( posthumous name : Suwa-goryōnin ( 諏訪御料人 , real name , Koihime ) ) . Katsuyori 's children included Takeda Nobukatsu and Katsuchika . He defeated Hojo Ujinobu in the 1569 Siege of Kanbara and successfully took a Tokugawa clan possession in the 1572 Siege of Futamata , participated in the Battle of Mikatagahara , and initiated the Battle of Omosu in 1580 .
Fuefuki ( 笛吹市 , Fuefuki-shi ) is a city in Yamanashi Prefecture , Japan . As of 31 March 2019 [ update ] , the city had an estimated population of 69,463 in 29,406 households , and a population density of 340 persons per km2 . The total area of the city is 201.92 square kilometres ( 77.96 sq mi ) .
Ichikawamisato ( 市川三郷町 , Ichikawamisato-chō ) is a town located in Yamanashi Prefecture , Japan . As of 1 June 2019 [ update ] , the town had an estimated population of 15,799 in 6679 households. , and a population density of 210 persons per km² . The total area of the town is 75.18 square kilometres ( 29.03 sq mi ) .