# Hiroyuki Usui

> Japanese Esperantist

**Wikidata**: [Q11613246](https://www.wikidata.org/wiki/Q11613246)  
**Source**: https://4ort.xyz/entity/hiroyuki-usui-q11613246


## References

1. [Academy of Esperanto. 2020](https://www.akademio-de-esperanto.org/akademio/index.php?title=Konstruata_tabelo_de_ĉiuj_membroj_de_AdE)
2. Virtual International Authority File