In what year was the album “I Wonder” released by Teramaze?

In what year was the album “I Wonder” released by Teramaze?: The album “I Wonder” was released in 2020 by Teramaze, featuring 2 tracks.
What is the most successful song from the album “I Wonder” by Teramaze?: “Sleeping Man” is the biggest hit from the album “I Wonder” by Teramaze.

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