落としもの
From Author Wars - https://authorwars.com/books/luo-toshimono-2213047.html
Editions/Publications:
- 2012 . Nova 8―書き下ろし日本SFコレクション (2012, 松尾由美, 河出書房新社, ISBN-10: 9784309411620, ¥1,026, 429 pages, Paperback, Anthology)
From Author Wars - https://authorwars.com/books/luo-toshimono-2213047.html