In the official Okinawan collection of cultural objects, out of a total of one hundred and seventy-four pieces, thirty are from Japan, thirty-seven are native, and seventy-five originate from China, encompassing the calendar, education, genealogy, and burial rites.
從琉球王府整理的「文明、文化起源考」來看，在列考的一七四項中，琉球人自創的有卅七項，日本輸入的卅幾件，源自中國的則佔了七十五項，涵蓋了曆法、學制、家譜、喪葬、洗骨習慣等。