"Kimi wa Boku da" is the second single released by Maeda Atsuko. It was released in three versions - act 1, act 2, and act 3. All three versions came with DVDs. First press versions came with a application that would give buyers the opportunity to participate in a lottery ticket sale for Maeda Atsuko's first solo live. The title track was used the theme song to the movie LOVE Masao-kun ga Iku!.