Site Municipality Comments Image Coordinates Type Ref. *Sanuki Kokubun-ji Site讃岐国分寺跡 Sanuki Kokubunji ato Takamatsu Nara period provincial temple of Sanuki Province ; 80th temple of the Shikoku pilgrimage 34°18′10″N 133°56′39″E / 34.30290586°N 133.94416106°E / 34.30290586; 133.94416106 (Sanuki Kokubunji Site ) 3 [1] Amagiri Castle ruins天霧城跡 Amagiri-jō ato Zentsūji , Tadotsu , Mitoyo Muromachi/Sengoku period castle ruins 34°14′10″N 133°44′10″E / 34.23619999°N 133.73601756°E / 34.23619999; 133.73601756 (Amagiri Castle Site ) 2 [2] Arioka Kofun Cluster 有岡古墳群 Arioka kofun-gun Zentsūji Kofun period tumuli 34°13′00″N 133°47′25″E / 34.21653518°N 133.79018917°E / 34.21653518; 133.79018917 (Arioka Kofun Cluster ) 1 [3] Iwaseoyama Kofun Cluster 石清尾山古墳群 Iwaseoyama kofun-gun Takamatsu Kofun period tumuli 34°19′53″N 134°01′27″E / 34.33125988°N 134.02419401°E / 34.33125988; 134.02419401 (Iwaseoyama Kofun Cluster ) 1 [4] Shōdoshima Osaka Castle Stone Quarry sites大坂城石垣石丁場跡 Ōsaka-jō ishigaki ishi chōba ato Shōdoshima designation includes the Shōdoshima Quarry Site (小豆島石丁場跡 ) and Higashi-Rokkō Quarry Site (東六甲石丁場跡 ) 34°30′33″N 134°21′12″E / 34.50930226°N 134.35332679°E / 34.50930226; 134.35332679 (Ōsaka Castle Stone Wall Stone Quarry Sites ) 2 [5] Ōnohara Kofun cluster 大野原古墳群 Ōnohara kofun-gun Kan'onji Kofun period tumuli 34°05′16″N 133°39′48″E / 34.087709°N 133.663255°E / 34.087709; 133.663255 (Ōnohara Kofun Cluster ) 1 [6] Kaitenyama Kofun 快天山古墳 Kaitenyama kofun Marugame Kofun period tumulus 34°14′20″N 133°53′26″E / 34.23884806°N 133.89048105°E / 34.23884806; 133.89048105 (Kaitenyama Kofun ) 1 [7] Kibeejima Salt Harvesting Site 喜兵衛島製塩遺跡 Kibeejima seien iseki Naoshima Kofun period salt factory 34°30′05″N 133°58′36″E / 34.5013235°N 133.97663534°E / 34.5013235; 133.97663534 (Kibeejima Salt Harvesting Site ) 6 [8] Kiyama 城山 Kiyama Sakaide , Marugame Asuka period castle ruins 34°17′23″N 133°53′23″E / 34.28978147°N 133.8897588°E / 34.28978147; 133.8897588 (Kiyama ) 1 [9] Sanuki Kokufu Site讃岐国府跡 Sanuki kokufu ato Sakaide Nara period provincial capital of Sanuki Province 34°17′35″N 133°55′06″E / 34.29293333°N 133.91834722°E / 34.29293333; 133.91834722 (Kiyama ) 2 [10] Sanuki Kokubunni-ji Site讃岐国分尼寺跡 Sanuki Kokubunniji ato Takamatsu Nara period provincial nunnery of Sanuki Province 34°18′35″N 133°57′45″E / 34.30983036°N 133.96238878°E / 34.30983036; 133.96238878 (Sanuki Kokubunniji Site ) 3 [11] Sanuki Henro-michi 讃岐遍路道 Sanuki henro-michi Mitoyo , Sakaide , Takamatsu , Zentsuji pilgrimage route ; includes Mandara-ji michi (曼荼羅寺 道 ) , Zentsū-ji michi (善通寺道 ) and Negoro-ji michi (根香寺 道 ) 34°20′39″N 133°57′38″E / 34.344286°N 133.960590°E / 34.344286; 133.960590 (Sanuki Henro-michi ) 3, 6 [12] Shiudeyama Site 紫雲出山遺跡 Shiudeyama ato Mitoyo Yayoi period settlement trace 34°14′38″N 133°35′47″E / 34.243825°N 133.596469°E / 34.243825; 133.596469 (Shiudeyama Site ) 1 [13] Shiwaku Kinbansho Site塩飽勤番所跡 Shiwaku kinbansho ato Marugame Edo-period Bansho 34°23′16″N 133°47′02″E / 34.38778983°N 133.78390464°E / 34.38778983; 133.78390464 (Shiwaku Kinbansho Site ) 2 [14] Takamatsu Castle 高松城跡 Takamatsu-jō ato Takamatsu Edo Period castle 34°21′00″N 134°03′01″E / 34.35005401°N 134.05038592°E / 34.35005401; 134.05038592 (Takamatsu Castle Site ) 2 [15] Takamatsu Matsudaira clan cemetery 高松藩主松平家墓所 Takamatsu-han-shu Matsudaira-ke bosho Takamatsu Edo Period daimyo cemetery at Hōnen-ji (法然寺 ) 34°16′25″N 134°02′46″E / 34.273667°N 134.046111°E / 34.273667; 134.046111 (Takamatsu Matsudaira Clan Cemetery ) 7 [16] Tsuda Kofun Cluster 津田古墳群 Tsuda kofun-gun Sanuki Kofun cluster 34°18′02″N 134°14′15″E / 34.300494°N 134.23762643°E / 34.300494; 134.23762643 (Tsuda Kofun Cluster ) 1 [17] Tomita Chausuyama Kofun 富田茶臼山古墳 Tomita Chausuyama kofun Sanuki largest kofun in Kagawa 34°15′36″N 134°14′38″E / 34.25991608°N 134.24399067°E / 34.25991608; 134.24399067 (Tomita Chausuyama Kofun ) 1 [18] Nakadera temple ruins 中寺廃寺跡 Nakadera haiji ato Mannō Heian period temple ruins[5] 34°07′30″N 133°54′58″E / 34.1249915°N 133.91599015°E / 34.1249915; 133.91599015 (Nakadera Haiji Site ) 3 [19] Ninomiya Kiln ruins 二ノ宮窯跡 Ninomiya kama ato Mitoyo Nara period kiln ruins 34°08′52″N 133°45′17″E / 34.14771942°N 133.75484514°E / 34.14771942; 133.75484514 (Ninomiya Kiln Site ) 6 [20] Hiketa Castle ruins引田城跡 Hiketa-jō ato Higashikagawa Sengoku period castle ruins 34°14′02″N 134°24′30″E / 34.23380278°N 134.40841667°E / 34.23380278; 134.40841667 (Hiketa Castle Site ) 2 [21] Fuchū-Yamanouchi Tile Kiln ruins 府中・山内瓦窯跡 Fuchū-Yamanouchi kawara-gama ato Sakaide , Takamatsu Nara period kiln ruins 34°17′39″N 133°56′19″E / 34.29411925°N 133.93870177°E / 34.29411925; 133.93870177 (Fuchū-Yamanouchi Tile Kiln Sites ) 6 [22] Marugame Castle 丸亀城跡 Marugame-jō ato Marugame Edo Period Castle 34°17′10″N 133°48′01″E / 34.28613896°N 133.80036743°E / 34.28613896; 133.80036743 (Marugame Castle Site ) 2 [23] Muneyoshi Tile Kiln ruins 宗吉瓦窯跡 Muneyoshi gayō ato Mitoyo Asuka period tile kiln ruins 34°11′34″N 133°41′57″E / 34.19287136°N 133.69903163°E / 34.19287136; 133.69903163 (Muneyoshi Tile Kiln Site ) 6 [24] Yashima 屋島 Yashima Takamatsu site of the Battle of Yashima and of Yashima-ji , 84th temple of the Shikoku pilgrimage ; also a Natural Monument 34°21′06″N 134°06′29″E / 34.35165509°N 134.10798214°E / 34.35165509; 134.10798214 (Yashima ) 2, 3 [25] Katsuga Castle 勝賀城跡 Katsuga-jō ato Takamatsu 34°20′27″N 133°58′51″E / 34.340793°N 133.980944°E / 34.340793; 133.980944 (Katsuga Castle Site ) [26]