[Lena-chan]

Originally Posted by frecklegirl

She is? Since when?

since before yumiko turn into SR

Originally Posted by wikipedia's aiko article

Among aiko's friends listed and thanked in her releases' liner notes are Kaori Mochida, vocalist of Every Little Thing, the group Porno Graffitti, Reo Tsuchiya, main vocalist of Rag Fair, Ringo Shiina of Tokyo Jihen (an old rival in singing competitions), Saburo Tokito (a Japanese actor who has played aiko's father in her videos), and Yuuka (a Japanese actress)