Kate Lyons “World's oldest fish-hooks found on Okinawa, Japan” https://www.theguardian.com/world/2016/sep/18/worlds-oldest-fish-hooks-okinawa-japan-sakitari-cave
沖縄の「サキタリ洞」で、世界最古（２万3000年前）とされる「釣り針」が発見された。この「サキタリ洞」では2009年以来発掘調査が行われている*1。「釣り針」を含む「サキタリ洞」調査の成果は、
Masaki Fujita, Shinji Yamasaki, Chiaki Katagiri, Itsuro Oshiro, Katsuhiro Sano, Taiji Kurozumi, Hiroshi Sugawara, Dai Kunikita, Hiroyuki Matsuzaki, Akihiro Kano, Tomoyo Okumura, Tomomi Sone, Hikaru Fujita, Satoshi Kobayashi, Toru Naruse, Megumi Kondo, Shuji Matsu’ura, Gen Suwa, and Yousuke Kaifu “Advanced maritime adaptation in the western Pacific coastal region extends back to 35,000–30,000 years before present” http://www.pnas.org/content/early/2016/09/13/1607857113.full
