Bishoujo Senshi Sailor Moon S: Kotaete Moon Call!
Japanese title: 美少女戦士セーラームーンS こたえてムーンコール!
Alternative titles: Pretty Soldier Sailor Moon S: Responding Moon Call!
Type: OVA
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Sep 26, 1994
Duration: 27 min
Rating: PG-13 - Teens 13 or older
Studios: Toei Animation
Genres: Fantasy
Demographics: Shoujo

Special made for the Terebikko system.  It follows the continuity of the Sailor Moon anime and involves the viewer helping the Sailor Senshi ask questions that are given to them by the Daimon Quiz.

(Source: The Sailor Moon Wiki)