# The Empty Box and Zeroth Maria, Volume 4

> 2010 light novel by Eiji Mikage

**Wikidata**: [Q137557692](https://www.wikidata.org/wiki/Q137557692)  
**Source**: https://4ort.xyz/entity/the-empty-box-and-zeroth-maria-volume-4


## References

1. Internet Speculative Fiction Database