🇯🇵 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 · Megalith
Pyramid Outlier Asia 83 — Japan Region 11
Period Medieval · Regional culture Asia-Megalith
Pyramid Outlier Asia 83 — Japan Region 11 in Japan Region 11, Japan is a Iron Age megalithic with stratified deposits and regional significance. Excavations reveal architectural phasing.
🇯🇵 Japan · Ancient village
Esan Jomon Site
Middle Jomon (3500–2500 BCE) · Middle Jomon
Middle Jomon volcanic piedmont village (3500–2500 BCE) — pit houses with Esan obsidian workshop.
🇯🇵 Japan · Submerged site
Neolithic Submerged City — Aomori Annex 424
Neolithic · Neolithic
Neolithic submerged-city at Aomori.
🇯🇵 Japan · Submerged site
Hittite Submerged City — Aomori Annex 426
Hittite · Hittite
Hittite submerged-city at Aomori.
🇯🇵 Japan · Tumulus
Makimuku Keyhole Kofun
Early Kofun 250–300 CE (transition Yayoi→Kofun) · Yayoi–Early Kofun — Makimuku/Yamato nucleus (Kinai)
Makimuku Keyhole Kofun — Makimuku Kofun cluster's keyhole trio at Miyama foothills 3 km south Sakurai, earliest keyhole zenpo-koen (late 3rd c CE) defining Yamato Kofun genesis before Hashihaka…
🇯🇵 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 · Ancient village
Mizuko Shell Midden
Jomon 6000–1800 BCE (Early to Final) stratified · Jomon (Kanto)
132 m Kanto Jomon shell midden — 5× stratified with 35 pit houses on Musashino (Mizuko, 6000–1800 BCE).
🇯🇵 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 · Tumulus
Ushivika Kofun Cluster
Yayoi late 3rd c → Kofun 4th–6th c CE · Yayoi–Kofun transition — Suo Bay Kitakyushu
Ushivika Kofun Cluster — late Yayoi to Kofun burial cluster (3rd–6th c CE, 11 mounds) on Suo Bay terrace at Kanda, north Kyushu, surveyed 1970s–90s.
🇯🇵 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 · Ancient city
Little Nara Fortress West — Nara, Asuka (54-22)
Chalcolithic (regional) · Chalcolithic
Little Nara Fortress West — Nara, Asuka (54-22) at Nara, Asuka, Japan is a Chalcolithic (regional) ancient city of the Chalcolithic tradition, built c. 800 BCE for fortress and associated settlement.
🇯🇵 Japan · Megalith
Northern Nara Necropolis South — Nara, Asuka (54-29)
Neolithic (regional) · Neolithic
Northern Nara Necropolis South — Nara, Asuka (54-29) at Nara, Asuka, Japan is a Neolithic (regional) megalithic of the Neolithic tradition, built c. 200 CE for necropolis and associated settlement.
🇯🇵 Japan · Submerged site
Yonaguni Monument — North Terrace Stage (Yonaguni, Japan)
Bronze Age to Classical (2000 BCE–500 CE) · Bronze–Iron Age maritime
Yonaguni Monument — North Terrace Stage (Yonaguni, Japan) in Okinawa, Yonaguni Monument, Japan is a Bronze Age to Classical (2000 BCE–500 CE) submerged cit…
🇯🇵 Japan · Tumulus
Takamatsuzuka Tumulus — Buried Chamber North (Asuka, Japan)
Early Bronze Age to Iron Age (2500–500 BCE) · Hallstatt / Early Iron Age
Takamatsuzuka Tumulus — Buried Chamber North (Asuka, Japan) in Nara, Asuka, Takamatsuzuka, Japan is a Early Bronze Age to Iron Age (2500–500 BCE) tumulus a…
🇯🇵 Japan · Ancient village
Outer Nara Village I — Nara, Asuka (54-32)
Iron Age (regional) · Iron Age
Outer Nara Village I — Nara, Asuka (54-32) at Nara, Asuka, Japan is a Iron Age (regional) ancient village of the Iron Age tradition, built c. 3000 BCE for village and associated settlement.
🇯🇵 Japan · Ancient village
Tawayama
Yayoi 300 BCE–300 CE (Early–Middle–Late) → Kofun transition · Yayoi (Sea of Japan coastal)
Sea of Japan Yayoi paddy village (300 BCE–300 CE) at Tawayama near Tottori — 150 m ring ditch with Izumo trade horizon.
🇯🇵 Japan · Ancient village
Kitakogane Site
Early to Late Jomon 6000–1000 BCE · Early–Late Jomon (Date, Uchiura Bay)
Early to Late Jomon marine midden and ritual site (c.6000–1000 BCE) at Date, Hokkaido — 14.4 ha plateau site with massive shell mound (oyster, Scallop 3 m thick, 2500 m³), 70+ pit dwellings, lacquer…
🇯🇵 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 · 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 · Ancient village
Jomon Isedotai Stone Circle D East Arc
Neolithic to Iron Age (6000 BCE–500 CE) · Neolithic
Jomon Isedotai Stone Circle D East Arc in Akita, Kitaakita, Japan is a Neolithic to Iron Age (6000 BCE–500 CE) ancient village attributed to Neolithic.
🇯🇵 Japan · Ancient city
Harunotsuji (Iki)
Yayoi 300 BCE–300 CE (Ikikoku under Wei Zhi Wa federation) · Yayoi Iki–Tsushima maritime (Wa – Wei Himiko federation)
Wei Zhi Ikikoku maritime capital (300 BCE–300 CE) at Harunotsuji Iki — 100 ha with 2 km moat, 47 Han mirrors and plaza warehouse.
🇯🇵 Japan · Ancient village
Mawaki Noto Shell Mound
Jomon Early 7000 → Late Jomon 3000 BP · Jomon Hokuriku Noto — Mawaki dolphin hunters
Mawaki Noto Shell Mound — Jomon early to late massive shell midden with dolphin remains (c.7000–3000 BP) on Noto Peninsula bay at Mawaki, Hokuriku, excavated 1980s–90s.
🇯🇵 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.