In what year was the album “C-137” released by Hidra?

In what year was the album “C-137” released by Hidra?: The album “C-137” was released in 2020 by Hidra, featuring 11 tracks.
What is the most successful song from the album “C-137” by Hidra?: “A-A O!” is the biggest hit from the album “C-137” by Hidra.
What are the main songs from the album “C-137” by Hidra?: The main songs from the album “C-137” by Hidra are “A-A O!”, “High”, and “Bağırın”.

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