ELF Corporation (株式会社エルフ, Kabushiki-gaisha Erufu), stylized as élf, was a Japanese eroge studio.

One of its most popular games is Dōkyūsei, a pioneering dating sim, which has had a sequel and been turned into adult OVA series.

The character design of the main villains from the -saku series is the company mascot.

EFC, the ELF Fan Club (エルフFC), has an active membership.

[1] After 27 years, it was announced in October 2015 that the company was closing for business.