Detective Conan OPENING 37 - (Butterfly Core) Remastered Version Information Original title: Butterfly Core Artist: VALSHE Episodes: 718 ~ 743 Release date: November 27, 2013 Artists Performer : VALSHE Lyrics : VALSHE Composer : minato Arrangement : Shinya Saito In other languages Korean : Topp Dogg Staff Storyboard - Yasuichiro Yamamoto Technical Director - Yasuichiro Yamamoto Animation Director - Masatomo Sudo Key Animation - Yasuichiro Yamamoto , Seiji Muta , Junko Yamanaka , Hiroyuki Notake , Nobuyuki Iwai , Kenichi Otomo , Kyoko Yoshimi , Miharu Nagano 2D Composite - Akemi Sasaki Butterfly Core is a single by VALSHE that was released on November 27, 2013. The titular song is the 37th opening of the anime. #DetectiveConan #AnimeOpening #AnimeEnding #fyppppppppppppppppppppppp #foryourpage #detectiveconan #fypシ゚viral🖤tiktok #goshoaoyama #japanese #foryoupage #Anime - @theaceanimeph