Some estimates indicate that 84% to 96% of Japanese people identify themselves as both Buddhist and Shinto. The Ijun religion has established churches on the islands of Okinawa, Miyako, Honshu, Taiwan, and Hawaii with an estimated ten thousand followers. Shamans Look to Spirits for Guidance : In Okinawa, Supernatural Is Taken Very Seriously By KARL SCHOENBERGER Sep. 3, 1988 ^ 2. Ryukyuans living in Japan outside of the Ryukyu Islands are considered part of an internal diaspora. The exact number of Ryukyuans living in other countries is unknown. Other statistics. His testimony:
Okinawan Religion From the article, "Keys to Okinawan Culture" Published by the Okinawan Prefectural Government (1992) Animism and Shamanism Okinawa’s indigenous religion is animistic and shamanistic.

Okinawa, one of the prefectures in Japan, was once an independent kingdom called Ryukyu. Religion; Ryukyuan religion, Buddhism, Shinto, Christianity: Related ethnic groups; Yamato, Yayoi and Ainu ^ 1. Planted in the years of peace, it had taken root, brought forth good fruit. OKINAWAN RELIGION OKINAWAN RELIGION . Said Army Chaplain Garland Evans Hopkins, in last week's Christian Century: "Perhaps no such witness to the durability of the Christian faith has been borne in our time as by the Okinawan Christians." They are usually counted as Japanese or Asian in censuses. But many Okinawan religionists believe that worship of the fire god precedes worship of ancestral spirits. The majority of Japanese adhere to Shintoism, a traditional Japanese religion focusing on rituals and worship at shrines. War did not lay the ground waste. They claim that a house can exist without an ancestral shrine but cannot exist without a hearth and accompanying rites to the fire god.
Ijun is an Okinawan New Religion that was founded in 1972 by Takayasu Rokuro. This archipelago is geographically a part of the subtropical islands extending from Kyushu to Taiwan. Size of Major Religious Groups, 2010; Religion : Percent: Christianity 31.4%: Islam 23.2%: Unaffiliated 16.4%: Hinduism 15.0%: Buddhism 7.1%: Folk Religion 5.9%: Other (includes Judaism, Bahá’í, Sikhism, and Jainism) 1.0%: Pew Research Center, 2015: Adherents in 2020. Even today, at important religions functions, prayers are first offered at the hearth, followed by prayers at the ancestral shrine. This is a list of religious populations by number of adherents and countries. Religion Percentage Population (in million) Shintoism 70.4%: 89.5: Buddhism 69.8%: 88.7: Christianity 1.5%: 1.9 Other religions: 6.9%: 8.9 Total 100%: 127.1 : Note: Total adherents exceeds 100% because many Japanese people practice both Shintoism and Buddhism. Okinawa had been good ground for the Word of God.