
1) Media Factory manga 2) Visual novel
Found on
https://www.crosswordclues.com/clue/narcissu

The work was originally written in Japanese by Tomo Kataoka, and subsequently localized and translated into English, Chinese, French, Korean, Russian and Vietnamese by various fan translators. Unlike most fan translations, however, this was an authorised work. The author, however, was not actively involved in the translation process as it had been...
Found on
http://en.wikipedia.org/wiki/Narcissu
No exact match found.