In what year was the album “Kaikai Kitan / Ao No Waltz” released by Eve?

In what year was the album “Kaikai Kitan / Ao No Waltz” released by Eve?: The album “Kaikai Kitan / Ao No Waltz” was released in 2020 by Eve, featuring 7 tracks.
What is the most successful song from the album “Kaikai Kitan / Ao No Waltz” by Eve?: “廻廻奇譚” is the biggest hit from the album “Kaikai Kitan / Ao No Waltz” by Eve.

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