In what year was the album “宙船(そらふね)／do! do! do!” released by TOKIO?

In what year was the album “宙船(そらふね)／do! do! do!” released by TOKIO?: The album “宙船(そらふね)／do! do! do!” was released in 2006 by TOKIO, featuring 4 tracks.
What is the most successful song from the album “宙船(そらふね)／do! do! do!” by TOKIO?: “do! do! do!” is the biggest hit from the album “宙船(そらふね)／do! do! do!” by TOKIO.

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