仮面ライダー剣
On November 9, 2016, Tsubaki was seriously beaten and injured by a motorcyclist's younger brother with a golf club on his face during an argument with the motorcyclist at 9:00 PM. However, his "Kamen Rider Blade" co-stars Ryoji Morimoto and Takahiro Hojo confirmed that Tsubaki's condition is in good condition the following day.