What is the most successful song from the album “Oz. / The world is supposed to be beautiful / Smoky Heroine” by yama?

In what year was the album “Oz. / The world is supposed to be beautiful / Smoky Heroine” released by yama?: The album “Oz. / The world is supposed to be beautiful / Smoky Heroine” was released in 2021 by yama, featuring 4 tracks.
What is the most successful song from the album “Oz. / The world is supposed to be beautiful / Smoky Heroine” by yama?: “Oz.” is the biggest hit from the album “Oz. / The world is supposed to be beautiful / Smoky Heroine” by yama.

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