# Kazusada Sumiyama

> Japanese writer and translator, father of Yoichi Sumiyama Sugiyama, September 11 victim

**Wikidata**: [Q110943663](https://www.wikidata.org/wiki/Q110943663)  
**Source**: https://4ort.xyz/entity/kazusada-sumiyama


## References

1. Consulate-General of Japan, New York
2. Kyodo News
3. CiNii Research
4. [National Diet Library](https://archive.is/1bsvI)