Group Name: Hey! Say! JUMP It's a calendar slightly smaller than A4 size, like a photo book, but as shown in the photo, you can write various things on the right-hand pages, so it can be used as a notebook. This is the 2010 calendar for JUMP. Member Names: Yuri Chinen, Yuto Nakajima, Kei Inoo, Yuya Takaki, Kota Yabu, Daiki Arioka, Ryosuke Yamada, Hikaru Yaotome