Naniwa Danshi Halloween Cosplay Draws Black Butler Author's Reaction
Ryuusei Onishi dressed as Ciel Phantomhive, and Black Butler author Yana Toboso responded on X with a starry-eyed emoji.
Naniwa Danshi's official Instagram account posted a Halloween cosplay feature of the group's members on October 30, 2026, according to animeanime.jp. The post shows the members dressed as characters from several anime and manga titles.
Ryuusei Onishi appeared as Ciel Phantomhive from Black Butler. Kento Nagao dressed as Ashitaka from Princess Mononoke, Daigo Nishihata as Ukyo Saionji from Dr. Stone, Kyohei Takahashi as Dabi from My Hero Academia, and Shunsuke Michieda as Howl from Howl's Moving Castle.
Black Butler author Yana Toboso reacted to the post on her official X account, replying with a starry-eyed emoji.
Quick answers
Who did Ryuusei Onishi cosplay for Halloween?
Ryuusei Onishi dressed as Ciel Phantomhive from Black Butler in Naniwa Danshi's Halloween cosplay feature.
How did Black Butler's author react to the cosplay?
Yana Toboso responded on her official X account with a starry-eyed emoji.