The Yonaguni of Japan

The Yonaguni of Japan, numbering approximately 1,500 people, are Unengaged and Unreached. They are a small indigenous Ryukyuan people of Japan, native to Yonaguni Island, the country’s westernmost inhabited island, located in Okinawa Prefecture near Taiwan. They mostly adhere to Shinbutsu-Shugo and Yonaguni is their primary language.

Photo by Google. (2026). Image generated by Gemini 3.1 Flash: Yonaguni

Fast Facts:

Affinity Group: East Asian Peoples
Country: Japan
People Cluster: Japanese
Primary Language(s): Yonaguni (yoi)
Primary Religion(s): Shinbutsu-Shugo
Population: 1,500
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): No Evangelicals, Churches or Resources
People Group ID: PG007580
View on Joshua Project

Pray for the Yonaguni of Japan

Join others around the world in praying for the lost to be saved, the gospel to advance, the global Church to grow, and for laborers to be sent out and sustained in the harvest.

Dig Deeper (Religion):

Primary Religion: Shinbutsu-Shugo
Religious Affiliation: Ethnoreligion

98%
%
Shinbutsu-Shugo Adherents

Dig Deeper (Language):

Primary Language: Yonaguni
Language Family: Japonic

85%
%
Yonaguni Speakers

Media Resources in Yonaguni:

Films:

No film resources are listed for this language.

Bible Resources in Yonaguni:

No Bible resources are listed for this language.

Or check out the Yonaguni bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 0), which means there are less than 2% evangelical Christian populations among which there are no known efforts focused on establishing self-sustaining churches consistent with evangelical faith and practice.
Lostness Priority Index (LPI): Frontier Unreached People Group, (LPI: 0), < 0.1% Evangelical.
Global Status of Evangelical Christianity (GSEC): No Evangelicals, Churches or Resources (GSEC: 0), there are no evangelical Christians or churches among this people group and there is no access to evangelical print, audio, visual or human resources

Next steps for the Yonaguni:
Begin signifcant prayer and fasting for this group
Send cross-cultural teams to discover and research this people group
Begin gospel seed sowing and church planting among this group

Pray specifically for the Yonaguni of Japan

Whoever makes a practice of sinning is of the devil, for the devil has been sinning from the beginning. The reason the Son of God appeared was to destroy the works of the devil.
read1 John 3:8

Pray for those living in darkness to recognize the destructive power of sin and the victory Christ has won over it.

“Worthy are you, our Lord and God, to receive glory and honor and power, for you created all things, and by your will they existed and were created.”
readRevelation 4:11

Pray that the good news will advance and people will recognize and worship the One who created all things by His will, giving glory and honor to Him alone.

Create in me a clean heart, O God, and renew a right spirit within me.
readPsalm 51:10

Pray that as people place their faith in Christ, they will quickly repent when they sin and walk with clean hearts and right spirits as they grow in their relationship with the Lord.

To the Jews I became as a Jew, in order to win Jews. To those under the law I became as one under the law (though not being myself under the law) that I might win those under the law.
read1 Corinthians 9:20

Pray that believers from similar cultures will be compelled by Christ's love to reach people who don't know the gospel, and that those people will receive the good news with joy.

Yonaguni Across Countries (ROP3 - 111089) reported in the following countries:

Strategic Progress Index
All

1 people group

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

Peoplegroups.org relies on updates from the field and other organizations for much of our data, so if you have any updates, please contact us. We use various international naming standards. For a list of these standards and fields, visit our Data Standards section.

Scroll to Top