Question: Who is the paternal grandfather of Tomigusuku Seiryō?

Knowledge 1: Tomigusuku Seiryō
, also known by his Chinese style name , was a bureaucrat of the Ryukyu Kingdom.Tomigusuku Seiryō was the sixth head of an aristocrat family called Mō-uji Tomigusuku Dunchi .He was the eldest son of Tomigusuku Seizoku.Tomigusuku was elected as a member of "Sanshikan" in 1627.King Shō Hō dispatched Prince Chatan Chōshū (also known as Shō Kei) and him in 1638 to celebrate Shimazu Mitsuhisa succeeded as "daimyō" of Satsuma.Prince Chatan returned to Ryukyu in the next year, but Tomigusuku remained in Satsuma to handle official business.He sailed back to Ryukyu in 1642 but his ship was shipwrecked near Tokunoshima.His body was not found so he had no grave. [SEP] Knowledge 2: Tomigusuku Seizoku
, also known by his Chinese style name , was a bureaucrat of Ryukyu Kingdom.Tomigusuku Seizoku was born to the aristocratic "Mō-uji Tomigusuku Dunchi"  family.He was the eldest son of Tomigusuku Seishō (also known as Mō Ryūbun), whom served as a member of the "Sanshikan" during Shō Ei and Shō Nei's reign.Seizoku put down the rebellion of the Jana family  together with two generals, Ikegusuku Anrai and Mabuni Ankō (also known as Kin Ōku).All of them received "ueekata", the highest rank in the yukatchu aristocracy of Ryukyu.Ming China sent a mission for the investiture of King Shō Nei in 1606.Concerned about the rampant "wakō" pirates, King Shō Nei dispatched an army led by Seizoku to defend Nakijin Castle.Satsuma Domain invaded Ryukyu in the spring of 1609.When Satsuma troops approached Naha, Gushichan Chōsei led a mission to hold peace talks at Oyamise .Tomigusuku Seizoku, Kikuin, Kian, Ikegusuku Anrai, Esu Seishō  and Tsuken Seisoku  were sent as assistants.Neither Kabayama Hisataka nor Hirata Masumune appeared at the peace talk, and the peace proposal was rejected by Satsuma.Later, Tomigusuku Seizoku and Jana Ueekata oversaw the defense of Yarazamori Castle and Mie Castle in Naha harbor respectively, and repelled an initial Japanese landing there.However, the Satsuma navy landed at nearby Makiminato and seized Naha port after the king surrendered.Seizoku had to retreat to Shuri.His house was burned by Satsuma troops during the siege of Shuri.After the surrender of king Shō Nei, Seizoku was left in Ryukyu to control Shuri Castle under the watch of Satsuma "bugyō" together with Nago Ryōhō and Mabuni Ankō, while the king and a number of other officials were brought to Kagoshima, the capital of Satsuma Domain.Seizoku served as a member of "Sanshikan" from 1614 to 1622.
Knowledge 1: Tomigusuku Seizoku
, also known by his Chinese style name , was a bureaucrat of Ryukyu Kingdom.Tomigusuku Seizoku was born to the aristocratic "Mō-uji Tomigusuku Dunchi"  family.He was the eldest son of Tomigusuku Seishō (also known as Mō Ryūbun), whom served as a member of the "Sanshikan" during Shō Ei and Shō Nei's reign.Seizoku put down the rebellion of the Jana family  together with two generals, Ikegusuku Anrai and Mabuni Ankō (also known as Kin Ōku).All of them received "ueekata", the highest rank in the yukatchu aristocracy of Ryukyu.Ming China sent a mission for the investiture of King Shō Nei in 1606.Concerned about the rampant "wakō" pirates, King Shō Nei dispatched an army led by Seizoku to defend Nakijin Castle.Satsuma Domain invaded Ryukyu in the spring of 1609.When Satsuma troops approached Naha, Gushichan Chōsei led a mission to hold peace talks at Oyamise .Tomigusuku Seizoku, Kikuin, Kian, Ikegusuku Anrai, Esu Seishō  and Tsuken Seisoku  were sent as assistants.Neither Kabayama Hisataka nor Hirata Masumune appeared at the peace talk, and the peace proposal was rejected by Satsuma.Later, Tomigusuku Seizoku and Jana Ueekata oversaw the defense of Yarazamori Castle and Mie Castle in Naha harbor respectively, and repelled an initial Japanese landing there.However, the Satsuma navy landed at nearby Makiminato and seized Naha port after the king surrendered.Seizoku had to retreat to Shuri.His house was burned by Satsuma troops during the siege of Shuri.After the surrender of king Shō Nei, Seizoku was left in Ryukyu to control Shuri Castle under the watch of Satsuma "bugyō" together with Nago Ryōhō and Mabuni Ankō, while the king and a number of other officials were brought to Kagoshima, the capital of Satsuma Domain.Seizoku served as a member of "Sanshikan" from 1614 to 1622. [SEP] Knowledge 2: Fujiwara no Nagara
, also known as Fujiwara no Nagayoshi, was a Japanese statesman, courtier and politician of the early Heian period.He was the grandfather of Emperor Yōzei.
Knowledge 1: Tomigusuku Seizoku
, also known by his Chinese style name , was a bureaucrat of Ryukyu Kingdom.Tomigusuku Seizoku was born to the aristocratic "Mō-uji Tomigusuku Dunchi"  family.He was the eldest son of Tomigusuku Seishō (also known as Mō Ryūbun), whom served as a member of the "Sanshikan" during Shō Ei and Shō Nei's reign.Seizoku put down the rebellion of the Jana family  together with two generals, Ikegusuku Anrai and Mabuni Ankō (also known as Kin Ōku).All of them received "ueekata", the highest rank in the yukatchu aristocracy of Ryukyu.Ming China sent a mission for the investiture of King Shō Nei in 1606.Concerned about the rampant "wakō" pirates, King Shō Nei dispatched an army led by Seizoku to defend Nakijin Castle.Satsuma Domain invaded Ryukyu in the spring of 1609.When Satsuma troops approached Naha, Gushichan Chōsei led a mission to hold peace talks at Oyamise .Tomigusuku Seizoku, Kikuin, Kian, Ikegusuku Anrai, Esu Seishō  and Tsuken Seisoku  were sent as assistants.Neither Kabayama Hisataka nor Hirata Masumune appeared at the peace talk, and the peace proposal was rejected by Satsuma.Later, Tomigusuku Seizoku and Jana Ueekata oversaw the defense of Yarazamori Castle and Mie Castle in Naha harbor respectively, and repelled an initial Japanese landing there.However, the Satsuma navy landed at nearby Makiminato and seized Naha port after the king surrendered.Seizoku had to retreat to Shuri.His house was burned by Satsuma troops during the siege of Shuri.After the surrender of king Shō Nei, Seizoku was left in Ryukyu to control Shuri Castle under the watch of Satsuma "bugyō" together with Nago Ryōhō and Mabuni Ankō, while the king and a number of other officials were brought to Kagoshima, the capital of Satsuma Domain.Seizoku served as a member of "Sanshikan" from 1614 to 1622. [SEP] Knowledge 2: Inoha Seiki
, also known by his Chinese style name, was a bureaucrat of Ryukyu Kingdom.Inoha Seiki was the second son of Tomigusuku Seiryō.He served as a member of" Sanshikan" from 1665 to 1688.Motobu" magiri" was established in 1666, and was given to him as a hereditary fief.He was also the first head of an aristocrat family called Mō-uji Inoha Dunchi.

Answer: Tomigusuku Seishō