That Time I Got Reincarnated as a Slime the Movie: Scarlet Bond

Hana admires a Dragonite who serves as a postal worker. One day, Hana receives a letter addressed to no one, and sets out to find the sender alongside Dragonite her trusty Fuecoco.

Two people separated by time and space must unravel their tangled history before the world comes to an end.

The stand-alone pilot OVA which was shown as part of the "Jump Super Anime Tour" of 1998. Shortly before the TV series, a summary is presented of the story of Gon who wants to become a hunter and the friends he makes in the process.

The main character of the story is Fang, who was born to a hunting dog and a circus-runaway European wolf. Although Fang was raised by a human family, he is a wild animal after all, and is destined to live amongst nature. The story reaches its climax when Fang returns from the circus and faces his foe, a giant brown bear which killed his family.

Hakubo tells the story of two young people who live in rural Fukushima: Sachi Koyama, a girl who excels at playing the violin, and Yuusuke Kijinami, a boy who loves to paint. After an awkward, chance encounter, the two meet and begin to fall in love, but Yuusuke is still living in the shadow of the 2011 Tohoku earthquake and tsunami.