Kaō of Ryukyuan king Shō Kei.
Shō Kei
1714
This file is from "<a rel="nofollow" class="external text" href="https://www.archives.pref.okinawa.jp/event_information/past_exhibitions/10811">中山王（尚敬）から土屋相模守宛書</a>", a letter from Ryukyuan king <a href="https://en.wikipedia.org/wiki/Sh%C5%8D_Kei" class="extiw" title="en:Shō Kei">Shō Kei</a> to Japanese daimyō <a href="https://en.wikipedia.org/wiki/Tsuchiya_Masanao" class="extiw" title="en:Tsuchiya Masanao">Tsuchiya Masanao</a>.