Sword of the Stranger
ストレンヂア -無皇刃譚- (original)
Pursued by formidable Chinese assassins, young Kotaro and his dog run into No Name, a mysterious stranger who gets pulled into the chase. The unlikely companions form a bond over saving the dog from a poison attack, but chaos erupts when the assassins find Kotaro, and No Name must face his past before a horrible fate is met again.
Starring Tomoya Nagase, Yuri Chinen, Koichi Yamadera, Akio Otsuka, Unsho Ishizuka, Mamoru Miyano, Maaya Sakamoto, Jun Hazumi, Tomoyuki Shimura, Takurou Kitagawa
It's a action & adventure and animation movie, and has a rating of 7.7 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Ireland.