ソニー「wena wrist」にレザーバンド--時計をスマートウォッチに変える中身と仕組み
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注目のコメント
It seems to be called "semi-smartwatch".
Reference
wena wrist concept movie
https://youtu.be/MzxlbbYFcnA
wena wrist
https://youtu.be/o6z1eRuRr6M
wena
http://wena.jp/
Sony’s semi-smartwatch now has a smaller version and a leather strap with NFC
https://www.theverge.com/circuitbreaker/2017/7/3/15913054/sony-wena-wrist-leather-three-hands-square-smartwatch-price-japan