# Hirohiko Niioka

> researcher ORCID ID = 0000-0003-4542-2883

**Wikidata**: [Q61153056](https://www.wikidata.org/wiki/Q61153056)  
**Source**: https://4ort.xyz/entity/hirohiko-niioka


## References

1. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0003-4542-2883/employment/7755061)
2. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0003-4542-2883/external-identifiers/1546266)
3. [Source](https://nrid.nii.ac.jp/ja/nrid/1000070552074/)
4. KAKEN
5. CiNii Research