Y's Tragedy/Brother & Sister
- Episode aired May 9, 2010
- TV-PG
![Ren Kiriyama and Masaki Suda in Kamen Rider W (2009)](https://m.media-amazon.com/images/M/MV5BNDRmNzc4ZWUtNDBlZi00ZDEwLWI4N2UtMjFmZWFlZjhkNjlmXkEyXkFqcGdeQXVyMjU0ODQ5NTA@._V1_QL75_UY281_CR12,0,190,281_.jpg)
Shotaro fights to prevent Yukie from joining Museum for the sake of herself and of the memory of her deceased brother Kirihiko.Shotaro fights to prevent Yukie from joining Museum for the sake of herself and of the memory of her deceased brother Kirihiko.Shotaro fights to prevent Yukie from joining Museum for the sake of herself and of the memory of her deceased brother Kirihiko.