Is Detective Conan episode 878 filler?
Canon No, episode 878 of Detective Conan is canon.
#878
The Blind Spot in the Changing Room (Part One)
前編)
Aired 28 Oct 2017
Canon No, episode 878 of Detective Conan is canon.
#878
The Blind Spot in the Changing Room (Part One)
前編)
Aired 28 Oct 2017