Rating: PG-13
Pairing: Matsumoto/Koyama
Disclaimer: I only own the plot because Johnny-san doesn't want to sell them to me.
Genre: Fluff
Summary: It's Koyama's birthday, Nino and Aiba buying a gift that would make Koyama vibrate and feel wonderful, and Jun doesn't know.
A/N: 小山慶一郎くん、お誕生日おめでとうございます！～|＾▽＾)ﾉｨｮｩ