Original Title: 夏の燈火
Romaji: Natsu no Tomoshibi
Release Date: 2004/06/06
Vndb: https://vndb.org/v2670
Official Website (Wayback Machine): http://web.archive.org/web/20040914030548/http://circlemebius.sakura.ne.jp/natutomo.html
No posts about this so far but since I'm interested in it I'll post...