In what year was the album “HOUR MOMENT” released by BTOB?

In what year was the album “HOUR MOMENT” released by BTOB?: The album “HOUR MOMENT” was released in 2018 by BTOB, featuring 5 tracks.
What is the most successful song from the album “HOUR MOMENT” by BTOB?: “Beautiful Pain” is the biggest hit from the album “HOUR MOMENT” by BTOB.

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