, also known by his Chinese style name , was a prince of

Ryukyu Kingdom The Ryukyu Kingdom was a kingdom in the Ryukyu Islands from 1429 to 1879. It was ruled as a Tributary system of China, tributary state of Ming dynasty, imperial Ming China by the King of Ryukyu, Ryukyuan monarchy, who unified Okinawa Island t ...

. Chatan was the fourth son of King

Shō Shitsu was a king of the Ryukyu Kingdom who held the throne from 1648 until his death in 1668. The fourth son of King Shō Hō, he was named Prince of Sashiki in 1637, at the age of eight, and was granted Sashiki ''magiri'' as his domain. In 1645, his ...

, and his mother was Mafee Aji (). Chatan was the first head of a royal family called '' Ufumura Udun'' (). Rizō, Takeuchi. (1992). ''Okinawa-ken seishi kakei daijiten'' (). Tokyo: Kadokawa Shoten. Chatan was given Chatan ''

magiri The administrative divisions of the Ryukyu Kingdom were a hierarchy composed of districts, ''magiri'', or cities, villages, and islands established by the Ryukyu Kingdom throughout the Ryukyu Islands. Divisions There were three or ''hō'': , , ...

'' (, modern Chatan, Kadena and a part of

Okinawa most commonly refers to: * Okinawa Prefecture, Japan's southernmost prefecture * Okinawa Island, the largest island of Okinawa Prefecture * Okinawa Islands, an island group including Okinawa itself * Okinawa (city), the second largest city in th ...

) as his hereditary fief. Later, he served as ''

sessei was the highest government post of the Ryūkyū Kingdom below the king; the ''sessei'' served the function of royal or national advisor. In the Ryukyuan languages, Ryukyuan language at the time, the pronunciation was closer to ''shisshii'', and h ...

'' from 1689 to 1705. He was allowed to sit in

litter Litter consists of waste products that have been discarded incorrectly, without consent, at an unsuitable location. The waste is objects, often man-made, such as aluminum cans, paper cups, food wrappers, cardboard boxes or plastic bottles, but ...

crossing Kōfuku Gate () and Ueki Gate () in

Shuri Castle is a Ryukyu Islands, Ryukyuan ''gusuku'' castle in Shuri, Okinawa, Shuri, Okinawa Prefecture, Japan. Between 1429 and 1879, it was the palace of the Ryukyu Kingdom, before becoming largely neglected. In 1945, during the Battle of Okinawa, it was ...

. Chatan Chōai died without heir in 1719.

Chatan Chōki , also known by his Chinese style name , was a prince of the Ryukyu Kingdom. Chatan Chōki was the second son of King Shō Eki, and was also a younger brother of King Shō Kei. He became the adopted son of Chatan Chōai because Chōai had no ...

, who was the second son of King

Shō Eki was a king the Ryukyu Kingdom, who ruled from 1710 to 1712. Life It was said that he was born with harelip, which made his grandfather Shō Tei worry. A Ryukyuan named Takamine Tokumei met a Chinese doctor Huang Huiyou in Fuzhou Fuzh ...

, became his adopted son and inherited his title. The name "Prince Chatan" appeared in an Okinawan folktale: . In this folktale, Prince Chatan was good at playing '' go'', he killed , a

Vajrayana ''Vajrayāna'' (; 'vajra vehicle'), also known as Mantrayāna ('mantra vehicle'), Guhyamantrayāna ('secret mantra vehicle'), Tantrayāna ('tantra vehicle'), Tantric Buddhism, and Esoteric Buddhism, is a Mahāyāna Buddhism, Mahāyāna Buddhis ...

Buddhist monk, and was cursed, all his sons died young. The prototype of "Prince Chatan" is unclear. Some scholars considered him to be Chatan Chōai, others consider

, the adopted son of Chōai, to be the basis for the story.琉球における仏教説話の歴史地理学的研究－耳切り坊主を事例に－
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References

, - {{DEFAULTSORT:Choai, Chatan 1650 births 1719 deaths Princes of Ryūkyū Sessei 17th-century Ryukyuan people 18th-century Ryukyuan people