The previously announced Japanese cast includes Sōma Saitō as William James Moriarty, Takuya Sato as Albert James Moriarty, Chiaki Kobayashi as Louis James Moriarty, Makoto Furukawa as Sherlock Holmes, Yuuki Ono as John H Watson, Satoshi Hino as Sebastian Moran, and Yuuto Uemura as Fred Porlock.
The fall 2020 anime adaptation of the Moriarty the Patriot property is getting some new attention which is definitely welcome.
The manga comes from Ryosuke Takeuchi and Hikaru Miyoshi which began in Jump SQ back in August 2016.
Plot Concept: James Moriarty is an orphan who assumes the name William James Moriarty when he and his younger brother are adopted into the Moriarty family.