If only I had the kind of extra cash to buy figures I'd definitely pick up Iori and Makoto (assuming the color job on Makoto looks good).
Top 5 Original 765PRO Girls=Makoto, Azusa, Takane, Iori, Hibiki
Top 5 Cinderella Girls=Takumi, Rina, Natsuki, Tomoe, Akane
Top 5 Million Live Girls=Matsuri, Noriko, Roco, Julia, Chizuru
Top 5 SideM Guys=Suzaku, Michiru, Kyoji, Ryu, Michio