# Yotsuya Otsuka

> preparatory cram school in Japan for elementary school students

**Wikidata**: [Q11420133](https://www.wikidata.org/wiki/Q11420133)  
**Source**: https://4ort.xyz/entity/yotsuya-otsuka


## References

1. [Source](https://www.toshin.com/nagase/summary/)