🇯🇵 Japan · Tumulus
Ushizuka Kofun
Early–Middle Kofun c.450 CE (Asuka preceding) · Kofun (Kinai–Kanto diffusion)
Kanto scallop hotategai-kofun 67 m (c.450 CE) — double moat and box cist on Mibu Plateau (per Ushivika).
🇯🇵 Japan · Tumulus
Mozu Kofun Cluster (Mozu-Furuichi)
Middle–Late Kofun 350–600 CE (Yamato mature) · Yamato Mozu–Furuichi Kofun tradition
Mozu Kofun Cluster — dense kofun cemetery (49 kofun inscribed, 160,000+ total in Japan, 4th–6th c CE) across Mozu and Furuichi plains 10 km south Osaka, excavated 1970s–2019 Shiraishi et al.
🇯🇵 Japan · Tumulus
Teraji
Kofun Middle–Late 400–600 CE (Kibi culture) · Kofun Kibi (Seto Inland-Kibi chiefdom)
Kibi keyhole tumulus (400–600 CE) at Teraji near Soja — 65 m yokoana corridor with Sue ware and Gaya bronze horse gear.
🇯🇵 Japan · Megalith
Oshoro
Jomon Mid–Late 2500–1800 BCE (Hokkaido) · Jomon Hokkaido (Oshima–Shakotan)
Hokkaido Jomon stone circle (2500–1800 BCE) at Oshoro Otaru — 30 m with 47 boulders and Fusen rock art above Oshoro Bay.
🇯🇵 Japan · Tumulus
Hashihaka Kofun
Early Kofun 280–300 CE (Yayoi → Kofun) · Yamato early Kofun (Makimuku–Hashihaka)
Hashihaka Kofun — first large keyhole-shaped kofun (zenpō-kōen-fun, c.280–300 CE) 280 m long, 30 m high on Makimuku plain Sakurai, excavated 1970s–2000s Shiraishi.
🇯🇵 Japan · Megalith
Takasago Burial Site
Late to Final Jomon 1800–400 BCE · Late–Final Jomon (southwestern Hokkaido)
Late–Final Jomon collective cemetery (c.1800–400 BCE) adjoining Irie Site at Lake Toya, Toyako, Hokkaido — paired with Irie as single property Irie–Takasago (UNESCO 1632 dual).
🇯🇵 Japan · Tumulus
Iwakura (Fukuoka)
Kofun Middle–Late 350–550 CE (Northern Kyushu–Genkai) · Northern Kyushu Kofun (Genkai–Itoshima)
Genkai coast 55 m keyhole (350–550 CE) at Iwakura hill Fukuoka — corridor with Sue ware, iron armor and haniwa house model bridging Yayoi to Yamato.
🇯🇵 Japan · Megalith
Isedotai Stone Circles
Late Jomon (2000–1000 BCE) · Late Jomon (northern Tōhoku)
Late Jomon ritual stone complex (c.2000–1700 BCE) at Kitaakita, Akita — four large stone circles (largest 45 m dia.) with 200+ river cobble andesite arrangements, sunken pit structures, and adjacent…
🇯🇵 Japan · Megalith
Kiusu Earthwork Burial Circles
Final Jomon 1200–800 BCE · Jomon Final Hokkaido
Late Jomon collective burial banked circles (1200–800 BCE) on terrace above Ushiku River at Chitose — 9 embanked circular enclosures diameter 12–75 m built of external ditch and internal bank housing…
🇯🇵 Japan · Megalith
Oyu Stone Circles
Late Jomon 2000–1500 BCE · Jomon Late
Twin Late Jomon double-stone circles (2000–1500 BCE) — Manza (46 m dia) and Nonakado (42 m dia) placed either side of prefectural road at Oyu, Kazuno, each concentric with sundial-like 2.1 m central…
🇯🇵 Japan · Megalith
Washinoki Stone Circle
Late Jomon (c.2000 BCE) · Late Jomon (Mori)
Largest Hokkaido stone circle (37 m oval, c.2000 BCE) — triple rings with mass-grave pit cemetery above Funka Bay.
🇯🇵 Japan · Megalith
Oshoro Stone Circle
Late Jomon (c.1500 BCE) · Late Jomon
Sea-bluff Jomon stone circle (1500 BCE, 33×22 m oval, 440 stones) — burial and market above Sea of Japan.
🇯🇵 Japan · Ancient village
Goshono Jomon Site
Late Jomon 2500–1200 BCE · Jomon Late
Late Jomon pit-dwelling settlement (2500–1200 BCE) on Mabechi River plateau, UNESCO 2021 component 1632-010, with 20 pit-houses, 800+ pit graves, burnt mound middens and 4 m earthwork stone pavements…
🇯🇵 Japan · Megalith
Harappan Megalithic — Aomori Annex 417
Harappan · Harappan
Harappan megalithic at Aomori.