The pilot for GR: Giant Robo. However, there were significant changes between the pilot and the actual show, including a different writer and a different director. Thus, the special is less a promo for the series than an alternate version of how the series might have looked.
Up to EP 52Beyblade Burst QuadDriveAnime
Up to EP 1Ani*Kuri15Anime
Up to EP 12Yurei DecoAnime
Up to EP 12Ghost in the Shell: SAC_2045 Season 2Anime
Up to EP 1Bobby ni KubittakeAnime
Up to EP 39Saiunkoku MonogatariAnime
Up to EP 12Futsal Boys!!!!!Anime
Up to EP 224Yu☆Gi☆Oh! Duel MonstersAnime
Up to EP 27Baki Hanma 2nd SeasonAnime
Up to EP 32Line TownAnime
Up to EP 1PupariaAnime
Up to EP 1My Teen Romantic Comedy SNAFU OVAAnime