# Hidehiko Tanaka

> Japanese computer scientist (1943-)

**Wikidata**: [Q11575913](https://www.wikidata.org/wiki/Q11575913)  
**Source**: https://4ort.xyz/entity/hidehiko-tanaka

## Summary
Hidehiko Tanaka is a Japanese computer scientist, educated at the University of Tokyo, who has been affiliated with the University of Tokyo and the Institute of Information Security. He is a recognized figure in Japanese computing circles and a recipient of The Order of the Sacred Treasure, Gold Rays with Neck Ribbon.

## Biography
- Born: 1943
- Nationality: Japan
- Education: University of Tokyo
- Known for: Work as a Japanese computer scientist affiliated with the University of Tokyo and the Institute of Information Security
- Employer(s): University of Tokyo; Institute of Information Security
- Field(s): Computer science

## Contributions
Hidehiko Tanaka’s documented contributions are grounded in his roles within major Japanese institutions and in publications recorded by national and international library authorities. He worked as a computer scientist at the University of Tokyo and has been affiliated with the Institute of Information Security (an organization noted with inception 2004). His authorship and scholarly output are cataloged in library authority systems — including Library of Congress and Japan’s NDL — and appear in WorldCat and VIAF records, indicating a body of published work available through library collections. He has been formally recognized by the Japanese government with The Order of the Sacred Treasure, Gold Rays with Neck Ribbon, an honor that denotes significant public or scholarly service. Authority identifiers associated with him (ISNI, VIAF, LOC, NDL, WorldCat, and a Google Knowledge Graph entry) demonstrate that his research and professional contributions have been archived and disambiguated in bibliographic and knowledge systems used by libraries and institutions.

## FAQs
### Q: Who is Hidehiko Tanaka?
A: Hidehiko Tanaka is a Japanese computer scientist born in 1943, educated at the University of Tokyo, and affiliated with the University of Tokyo and the Institute of Information Security.

### Q: What notable honors has he received?
A: He received The Order of the Sacred Treasure, Gold Rays with Neck Ribbon, a Japanese decoration recognizing significant contributions.

### Q: Where can I find his publications or authoritative records?
A: His works and authority records appear in national and international bibliographic systems, including WorldCat, VIAF, the Library of Congress, and the National Diet Library (NDL).

## Why They Matter
Hidehiko Tanaka’s career is significant because it connects academic computing at the University of Tokyo with practice-oriented security work at the Institute of Information Security. His recognition by the Japanese government with The Order of the Sacred Treasure signals that his contributions were seen as having public or scholarly importance. The presence of standardized authority identifiers (ISNI, VIAF, LOC, NDL, WorldCat, Google Knowledge Graph) means his publications are preserved, discoverable, and unambiguously attributed in library and knowledge systems; this supports citation, archival access, and further scholarship in computer science. Taken together, these institutional affiliations and bibliographic traces show a professional legacy that has been integrated into Japan’s academic and information infrastructure. Without his documented contributions and the associated archival records, aspects of the scholarly record in Japanese computer science connected to his work would be less accessible to researchers and institutions.

## Notable For
- Recipient of The Order of the Sacred Treasure, Gold Rays with Neck Ribbon.
- Employment and affiliation with the University of Tokyo.
- Affiliation with the Institute of Information Security (organization inception noted 2004).
- Published works and authorship recorded in major authority files and library catalogues (ISNI: 0000000084631256; VIAF: 282971342; LOC: nr92023443; NDL: 00154130; WorldCat entity E39PBJy8B8THPC8Vt7pYjTF9Xd).
- Recorded in the Google Knowledge Graph (ID: /g/1217tdgr).

## Body
### Identity and Names
- Full name: Hidehiko Tanaka.
- Name in native language: 田中英彦.
- Name in kana: たなか ひでひこ.
- Aliases: Танака, Хидэхико (Cyrillic forms recorded in authority data).

### Personal and Demographic Data
- Born in 1943.
- Sex/gender: Male.
- Citizenship: Japan.
- Instance of: Human.

### Education
- Educated at the University of Tokyo (institution listed in authoritative data).

### Academic and Professional Affiliations
- Employer: University of Tokyo (listed as an employer in structured data).
- Affiliated with the Institute of Information Security (listed affiliation; the institute is noted with an inception year of 2004 and Japan as country).

### Honors and Recognition
- Award: The Order of the Sacred Treasure, Gold Rays with Neck Ribbon (official award recorded in structured properties).

### Bibliographic and Authority Records
- ISNI: 0000000084631256.
- VIAF ID: 282971342.
- Library of Congress authority ID: nr92023443.
- National Diet Library (NDL) authority ID: 00154130.
- WorldCat Entities ID: E39PBJy8B8THPC8Vt7pYjTF9Xd.
- Google Knowledge Graph ID: /g/1217tdgr.
- Presence in these systems indicates published output and archival cataloging under his name.

### Descriptive Summary (Wikidata)
- Short description: Japanese computer scientist (1943–).
- Wikipedia language presence: Japanese.

## References

1. Virtual International Authority File