Kunigami Seiin
, also known by his Chinese style name, was a bureaucrat of the Ryukyu Kingdom.
Kunigami Seiin was the second son of Okuma Kanjaa, a blacksmith who lived in Okuma, Kunigami.
Kanamaru fled to Okuma and hid in the mountain.
Okuma Kanjaa found him and saved him from starving to death.
Later, Kanamaru ascended the throne and changed his name to King Shō En.
As a reward for saving his life, Shō En elevated Kunigami Seiin to the peerage, gave Seiin Kunigami" magiri"( modern Kunigami, Okinawa) as the hereditary fief.
Kunigami Seiin served as" Sanshikan" during King Shō Shin and Shō Sei's reign.
He was the grandfather of Kunigami Seikaku.
Later, Seiin was regarded as the first head of" Kunigami Udun" posthumously.
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Urasoe Chōshi
Urasoe Chōshi was the sixth son of Prince Urasoe Chōkyō .
He was also an uncle of King Shō Nei.
After Shō Nei ascended to the throne, he became a member of the "Sanshikan".
He was pro-Chinese and supported his colleague Jana Ueekata.
In the spring of 1609, Satsuma invaded Ryukyu and besieged Shuri Castle.
Chōshi's three sons, Makaru , Mayamado  and Momochiyo , were killed in the battle.
After King Shō Nei's surrender, Chōshi was taken to Kagoshima together with King Shō Nei and a number of high officials by Satsuma troops.
King Shō Nei was released and went back to Ryukyu together with many ministers in 1611, except for two pro-Chinese high ministers: Urasoe Chōshi and Jana Ueekata Rizan.
Chōshi was held as hostage, and Rizan was executed.
Chōshi was removed from his position and remained in Satsuma until 1616.
He died in Shuri at the age of 61.
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Kunigami Chōchi
, also known by and his Chinese style name , was a bureaucrat of Ryukyu Kingdom.
Kunigami was the originator of an aristocrat family called "Shō-uji Ōgimi Dunchi" .
He was a son of Urasoe Chōshi, and was also an elder brother of Urasoe Chōri.
He was elected as a member of "Sanshikan" in 1622.
In 1633, King Shō Hō dispatched him and Sai Ken (also known as Kiyuna Pekumi) as a gratitude envoy for his investiture to Ming China.
Kunigami requested for permission to pay tribute twice every three years just like before the country was invaded by Satsuma.
It was approved by Chongzhen Emperor.
Two years later, Kunigami was serious ill on the way home and died in Fujian Province.
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He was the Grandfather of industrialist Paul Wittouck.
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Kunigami Seikaku
, also known by his Chinese style name, was a bureaucrat of the Ryukyu Kingdom.
Kunigami was the eldest son of Kunigami Seikan, and was also a grandson of Kunigami Seiin.
He served as" Sanshikan" during King Shō Gen's reign.
Amami Ōshima revolted and refused to pay tribute in 1571.
A troops led by King Shō Gen to suppress them, but the king got sick seriously on the way.
Kunigami prayed to heaven and said that he would like to replace the king to die.
Magically, the king was full recovery and quickly put down the rebellion, but Kunigami died.
The king was moved, and promoted his son, Kunigami Seichi, to the rank of" Aji", and established an aristocrat family:" Kunigami Udun".
This was the only one" Aji" family which had no royal blood, and Kunigami Seikaku was regarded as the third head of" Kunigami Udun" posthumously.

Question: Who is the paternal grandfather of Kunigami Chōchi?
Answer: Urasoe Chōkyō