Spinoff series follows girl named Phos from Eurazania

Nico Nico Seiga and Kodansha 's Monthly Shonen Sirus magazine's " Suiyōbi no Sirius " website began publishing a new spinoff manga on Saturday of author Fuse and artist Mitz Vah 's That Time I Got Reincarnated as a Slime ( Tensei Shitara Slime Datta Ken ) light novel series.

Tae Tono is drawing the manga, titled Tensei Shitara Slime Datta Ken Ibun: Makuni Kurashi no Trinity (That Time I Got Reincarnated as a Slime Another Story: Trinity of the Magic Kingdom). Tono will publish new chapters on the second and fourth Thursdays of the month.

The manga centers on Phos, a girl from the Beast Kingdom of Eurazania. Phos goes to Tempest on secret orders from Demon Lord Carrion.

Yen Press is publishing the original light novels in English, and Kodansha Comics is publishing Taiki Kawakami 's manga adaptation. The novels have also inspired several other spinoff manga.

The novels' television anime adaptation premiered on October 1 and will run for 25 episodes.

Sources: Niconico Seiga, Comic Natalie