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

For his invisible attributes, namely, his eternal power and divine nature, have been clearly perceived, ever since the creation of the world, in the things that have been made. So they are without excuse.
readRomans 1:20

As God's creation declares His glory, pray that multitudes who don't know Him will see the works of His hands and desire to know more about the Creator.

He will tend his flock like a shepherd; he will gather the lambs in his arms; he will carry them in his bosom, and gently lead those that are with young.
readIsaiah 40:11

Pray that the lost will come to know the tender care of the Good Shepherd, who gathers the lambs in His arms and carries them close to His heart.

And when they had prayed, the place in which they were gathered together was shaken, and they were all filled with the Holy Spirit and continued to speak the word of God with boldness.
readActs 4:31

Pray that as people place their faith in Christ, they will be filled with the Holy Spirit and speak God's Word with boldness, sharing the love of Jesus with those around them.

You also must help us by prayer, so that many will give thanks on our behalf for the blessing granted us through the prayers of many.
read2 Corinthians 1:11

Pray that many people will join in praying for the spread of the gospel here, and that God will answer these prayers by drawing more people to Himself.

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.

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