Title: Ein Shib
Content:  Ein Shib (عين شيب) is a Syrian village located in Idlib Nahiyah in Idlib District, Idlib. According to the Syria Central Bureau of Statistics (CBS), Ein Shib had a population of 2415 in the 2004 census.
Title: Shib (village)
Content:  Shib (, also Romanized as Shīb; also known as Deh Shīb and Deh Sab) is a village in Darbqazi Rural District, in the Central District of Nishapur County, Razavi Khorasan Province, Iran. At the 2006 census, its population was 139, in 41 families.
Title: Dina Shihabi
Content:  Shihabi was born in Riyadh, Saudi Arabia, and was raised in Saudi Arabia, Beirut, and Dubai. Her family is of Saudi-Palestinian and European origins. She described her multi-ethnic background as such: "I consider myself Arab European because my father Ali Shihabi is half-Saudi, half-Norwegian, and my mom Nadia is half-Palestinian, half-German and Haitian, but raised in France." She stated that she enjoyed watching films from an early age.
Title: Shihuh
Content:  land was particularly prized, a fact which has been used to explain the predominance of Bint Amm (daughter of my uncle) marriages among the Shihuh (land forming part of the marriage dowry). The lifestyle and distinctive dialect and language of the Shihuh is markedly different to that of the desert Bedouin of the UAE and these differences led to the Shihuh being dubbed as being of non-Arab descent – to the point where some traditions had them as of Portuguese extraction. Research has shown that the tribe incorporates elements of Iranian origin, the Kumazarah subsection speaking a dialect similar to Balochi. The 
Title: Shibiyeh
Content:  Shibiyeh (, also Romanized as Shībīyeh) is a village in Mahur Berenji Rural District, Sardasht District, Dezful County, Khuzestan Province, Iran. At the 2006 census, its population was 85, in 10 families.
Title: Banu Shayban
Content:  The Banu Shayban (بنو شيبان) is an Arab tribe, a branch of the Bakr ibn Wa'il group. Throughout the early Islamic era, the tribe was settled chiefly in the Jazira, and played an important role in its history.
Title: Shib Ju
Content:  Shib Ju (, also Romanized as Shīb Jū) is a village in Ashar Rural District, Ashar District, Mehrestan County, Sistan and Baluchestan Province, Iran. At the 2006 census, its population was 64, in 15 families.
Title: Alwi Shihab
Content:  Alwi Shihab is of Hadhrami Arab descent and claims a lineage as a Sayyid, or a descendant of the Islamic prophet Muhammad (via Zayn al-Abidin, great-grandson of Muhammad). Shihab is married to Ashraf Shahab and has two sons: Muhammad Rizvi and Samy, and one daughter: Samira Shihab. Two of his children, Samy and Rizvi, currently live in The United States. He has continuously tried to present Islam as an inclusive, moderate religion, basing this on his reading of the Qur'an.
Title: Minorities in Iraq
Content:   There are about 60,000–400,000 Shabaks in Iraq. They are an ethnic and religious minority, retaining their own distinct Pre Islamic religion. They are an Indo-European (Aryan) people and speak an Indo-European language with elements of Turkish and Arabic infused. the Shabak's origin are not well-known, many notables such as Anastas Al-Karmali have argued that the Shabak People were of Kurdish origins. The Encyclopaedia of Islam's 'First Edition' from 1913-1936, states that the Shabaks are "a religious community of Kurdish origin in the wilāyet of Mawṣil." Despite having their own language and culture unique from other groups, Kurdish authorities have attempted to Kurdify the Shabaks by occupying Shabak villages and referring to them as "Kurdish Shabaks". In 2005, two Assyrians were killed and four Shabaks were wounded by the KDP during a demonstration organized by the Democratic Shabak Coalition, a group which wants separate representation for the Shabak community.
Title: Shabaks
Content:  Shabaks (الشبك, شەبەک) are a group of ethnic Kurds who live east of Mosul in Iraq. Their origin is disputed, and they are considered Kurds by some scholars. They speak Shabaki and live in a religious community (ta'ifa) in the Nineveh Plains. The ancestors of Shabaks were followers of the Safaviyya order, which was founded by the Kurdish mystic Safi-ad-din Ardabili in the early 14th century. The primary Shabak religious text is called the Buyruk or Kitab al-Manaqib (Book of Exemplary Acts), which is written in Turkmen. Members of the three Kurdish tribes of Bajalan (or Bajarwans), Zangana and Dawoody live in the same villages as the Shabaks and are commonly mistaken for being Shabak.

Question: what is the ethnic background of the shib sibs?
Answer: Japanese.