{"id":"EA-AOMORI-KIYOU30-YUKO-SEKIFU-FIG7","label":"Five perforated axes, two with rubbed holes","people_or_site":"Aomori Kiyou 30 Figure 7 perforated polished-stone-axe / stone-product set","country_current":"Japan","historic_region":"Aomori/Hokkaido comparative corpus; Aomori Kiyou 30 Fig. 7 and Nakano B crosswalk","macroregion":"East Asia / Japan","local_name":"有孔石斧","source_term":"有孔石斧; 穿孔を有する磨製石斧; 石製品; 篦状垂飾; 垂飾; 環状石斧 comparison","source_language":"Japanese","object_description":"Five perforated polished stone blades of the Initial Jōmon, from Nakano B, Shimotashiro and Uriba. The three Nakano B pieces are 8.2 cm of tuff (15.9 g), 5.1 cm of serpentinite (21.4 g) and 4.9 cm of serpentinite (25.7 g), each bored with a single hole at the head or upper corner, two of them worn smooth around the bore; the Shimotashiro piece is a green-tuff head fragment with one perforation, 4.7 × 4.3 × 2.3 cm as preserved and 37 g. The fifth blade, from Uriba, remains unresolved. Nakano B was occupied c. 5550–5050 BC, and the perforated-axe class as a whole spans roughly 8,500 to 6,000 years ago.","function_summary":"Published as perforated polished stone axes (有孔石斧) in an Aomori study comparing end-holed blades from Nakano B, Shimotashiro and Uriba; ancient use is unresolved.","attestation_type":"archaeological_find","source_key":"aomori_kiyou30_fig7","source_type":"archaeological_research_bulletin","source_url":"https://www.ao-maibun.jp/book/pdf/kiyou_30.pdf","page_or_plate":"Aomori Kiyou 30 Fig. 7; Nakano B nos. 239, 156, 155 crosswalk","map_confidence":"low_medium","plot_status":"candidate_only","coordinate_basis":"Representative point in Aomori Prefecture for five blades from three sites in northern Tōhoku and southern Hokkaido — Nakano B, Shimotashiro and Uriba — published together in an Aomori research bulletin; it marks none of the findspots.","jade_complex_role":"bridge","blurb":"Five perforated polished 'axes' from northern Tōhoku and southern Hokkaido — Nakano B, Shimotashiro and Uriba — appear together in an Aomori research bulletin. The materials disagree agreeably: tuff at 8.2 centimetres, serpentinite at 5.1 and 4.9, and green tuff in a fragment — the same top-holed thin-blade format repeated in different stones, two of them rubbed smooth at the hole as if by a cord. The perforated-axe label covers them all; what it does not explain is why an 'axe' should hang from a cord by its head.","pull_quote":"","pull_quote_translation":"","pull_quote_cite":"","term_gloss":"有孔石斧 (yūkō sekifu): 'perforated stone axe'","cls":"unknown","class_label":"Function not recorded","color":"#6B7884","is_candidate":true,"flags":[],"f_jade_complex":true,"f_women_taboo":false,"f_women_special":false,"f_snake":false,"f_archaeology":true,"archaeology_kind":"assemblage","date_display":"c. 5550–5050 BC","date_qualification":"","date_basis":"source_set_horizon","date_confidence":"low","date_citation":"aomori_kiyou30_fig7, Aomori Kiyou 30 Fig. 7; Nakano B nos. 239, 156, 155 crosswalk","sources":[{"citation":"Aomori Prefectural Buried Cultural Property Center, Research Bulletin (研究紀要) 30, Fig. 7 and Table 8; Nakano B site report, Fig. IV-52 nos. 155-156 and Fig. IV-60 no. 239","url":"https://www.ao-maibun.jp/book/pdf/kiyou_30.pdf","archive":"https://web.archive.org/web/20250711123153/https://www.ao-maibun.jp/book/pdf/kiyou_30.pdf"}],"source_citations":"Aomori Prefectural Buried Cultural Property Center, Research Bulletin (研究紀要) 30, Fig. 7 and Table 8; Nakano B site report, Fig. IV-52 nos. 155-156 and Fig. IV-60 no. 239","source_display":"Aomori Prefectural Buried Cultural Property Center, Research Bulletin (研究紀要) 30, Fig. 7 and Table 8; Nakano B site report, Fig. IV-52 nos. 155-156 and Fig. IV-60 no. 239","date_citation_display":"Aomori Kiyou 30 Fig. 7; Nakano B nos. 239, 156, 155 crosswalk","object_display":"Five perforated polished stone blades of the Initial Jōmon, from Nakano B, Shimotashiro and Uriba. The three Nakano B pieces are 8.2 cm of tuff (15.9 g), 5.1 cm of serpentinite (21.4 g) and 4.9 cm of serpentinite (25.7 g), each bored with a single hole at the head or upper corner, two of them worn smooth around the bore; the Shimotashiro piece is a green-tuff head fragment with one perforation, 4.7 × 4.3 × 2.3 cm as preserved and 37 g. The fifth blade, from Uriba, remains unresolved. Nakano B was occupied c. 5550–5050 BC, and the perforated-axe class as a whole spans roughly 8,500 to 6,000 years ago.","function_display":"Published as perforated polished stone axes (有孔石斧) in an Aomori study comparing end-holed blades from Nakano B, Shimotashiro and Uriba; ancient use is unresolved.","confidence_display":"low to medium","attestation_label":"archaeological find","etymology_hedge":"","people_key":"aomori kiyou","display_name":"Five perforated axes, two with rubbed holes","image":{"full":"assets/objects/jade_candidates/local_review/ea-aomori-kiyou30-nakano239.png","thumb":"assets/objects/jade_candidates/local_review/thumbs/ea-aomori-kiyou30-nakano239_thumb.jpg","credit":"","license":"","source_page":"https://www.ao-maibun.jp/book/pdf/kiyou_30.pdf","rehosted":true,"representative":false,"caption":"The 8.2 cm tuff blade from Nakano B, drawn front, side and back with its lens-shaped cross-section, bored once near the head."},"slug":"ea-aomori-kiyou30-yuko-sekifu-fig7-aomori-kiyou-30-figure-7-perforated-polished-stone-axe"}