Prince Hisahito

E28244

Japanese prince human male member of the Japanese imperial family

Prince Hisahito is a Japanese imperial family member and the only grandson of Emperor Naruhito’s younger brother, widely regarded as a key future heir to the Chrysanthemum Throne.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (2)

Label	Occurrences
Prince Hisahito canonical	21
Prince Hisahito of Akishino	7

How this entity was disambiguated

This entity first appeared as the object of triple T186178 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Prince Hisahito
Context triple: [Imperial House of Japan, hasMember, Prince Hisahito]

A. Fumihito, Crown Prince Akishino
Fumihito, Crown Prince Akishino, is the younger brother and heir presumptive to Emperor Naruhito of Japan and a senior member of the Japanese imperial family.
B. Naruhito
Naruhito is the Emperor of Japan and the symbolic head of state of the country.
C. Prince Masahito, Prince Hitachi
Prince Masahito, Prince Hitachi is a member of the Japanese imperial family and the younger brother of Emperor Emeritus Akihito, known for his work in cancer research and public service.
D. Akihito
Akihito is the former Emperor of Japan who abdicated in 2019, ending the Heisei era and becoming the first Japanese monarch to step down in over two centuries.
E. Empress Masako
Empress Masako is the current Empress of Japan, a Harvard-educated former diplomat known for her international background and marriage to Emperor Naruhito.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Prince Hisahito
Target entity description: Prince Hisahito is a Japanese imperial family member and the only grandson of Emperor Naruhito’s younger brother, widely regarded as a key future heir to the Chrysanthemum Throne.

A. Fumihito, Crown Prince Akishino
Fumihito, Crown Prince Akishino, is the younger brother and heir presumptive to Emperor Naruhito of Japan and a senior member of the Japanese imperial family.
B. Naruhito
Naruhito is the Emperor of Japan and the symbolic head of state of the country.
C. Prince Masahito, Prince Hitachi
Prince Masahito, Prince Hitachi is a member of the Japanese imperial family and the younger brother of Emperor Emeritus Akihito, known for his work in cancer research and public service.
D. Akihito
Akihito is the former Emperor of Japan who abdicated in 2019, ending the Heisei era and becoming the first Japanese monarch to step down in over two centuries.
E. Empress Masako
Empress Masako is the current Empress of Japan, a Harvard-educated former diplomat known for her international background and marriage to Emperor Naruhito.
F. None of above. chosen

Statements (41)

Predicate	Object
instanceOf	Japanese prince ⓘ human ⓘ male ⓘ member of the Japanese imperial family ⓘ
associatedWith	Chrysanthemum Throne ⓘ Japanese imperial succession ⓘ
birthOrder	third child of Crown Prince Akishino and Crown Princess Kiko ⓘ
continentOfCitizenship	Asia ⓘ
countryOfCitizenship	Japan ⓘ
dateOfBirth	2006-09-06 ⓘ
education	Ochanomizu University Elementary School ⓘ Ochanomizu University Junior High School ⓘ University of Tsukuba Junior and Senior High School ⓘ
ethnicGroup	Japanese ⓘ
familyName	Akishino ⓘ
father	Fumihito, Crown Prince Akishino ⓘ
gender	male ⓘ
givenName	Hisahito ⓘ
hasLivingStatus	living person ⓘ
honorificTitle	His Imperial Highness ⓘ
lineOfSuccession	second in line to the Chrysanthemum Throne ⓘ
monarchicContext	Imperial House of Japan succession debate ⓘ
mother	Kiko, Crown Princess Akishino ⓘ
nativeLanguage	Japanese ⓘ
notableAs	only grandson of Emperor Emeritus Akihito ⓘ only male grandchild in the main line of the current Japanese imperial family ⓘ only son of Crown Prince Akishino ⓘ
paternalAunt	Empress Masako ⓘ
paternalGrandfather	Akihito ⓘ surface form: Emperor Emeritus Akihito
paternalGrandmother	Empress Michiko ⓘ surface form: Empress Emerita Michiko
paternalUncle	Naruhito ⓘ surface form: Emperor Naruhito
placeOfBirth	Aiiku Hospital, Tokyo ⓘ Minato, Tokyo, Japan ⓘ surface form: Minato, Tokyo
positionHeld	heir presumptive to the Chrysanthemum Throne ⓘ
religion	Shinto ⓘ
residence	Akasaka Estate, Tokyo ⓘ surface form: Akasaka Estate Minato, Tokyo, Japan ⓘ surface form: Minato, Tokyo
royalHouse	Imperial House of Japan ⓘ
sibling	Princess Akishino ⓘ surface form: Princess Kako of Akishino Princess Mako ⓘ surface form: Princess Mako of Akishino
title	Prince of Akishino ⓘ

How these facts were elicited

Referenced by (28)

Full triples — surface form annotated when it differs from this entity's canonical label.

Imperial House of Japan → hasMember → Prince Hisahito ⓘ

Fumihito, Crown Prince Akishino → child → Prince Hisahito ⓘ

Fumihito, Crown Prince Akishino → parentOfHeir → Prince Hisahito ⓘ

Princess Kiko → child → Prince Hisahito ⓘ

Princess Kiko → motherOf → Prince Hisahito ⓘ

Princess Kiko → notableRelative → Prince Hisahito ⓘ

Princess Mako → sibling → Prince Hisahito ⓘ

His Imperial Highness The Crown Prince → child → Prince Hisahito ⓘ

subject surface form: Fumihito, Crown Prince Akishino

His Imperial Highness The Crown Prince → parentOfHeirPresumptive → Prince Hisahito ⓘ

subject surface form: Fumihito, Crown Prince Akishino

Princess Kako → sibling → Prince Hisahito ⓘ

Fumihito → child → Prince Hisahito ⓘ

Fumihito → parentOfHeirPresumptive → Prince Hisahito ⓘ

Prince Hitachi → relative → Prince Hisahito ⓘ

Kawashima Kiko → child → Prince Hisahito ⓘ