Morning Musume Tenki Gumi Book (モーニング娘。天気組Book) will be released on December 1.
It is dedicated to the 10th generation members of Morning Musume : Kudo Haruka, Sato Masaki, Ishida Ayumi and Iikubo Haruna.
Morning Musume Tenki Gumi Book includes a calendar, a long interview, and several photos of the idols in various outfits.