Question 1

How many songs are in the album "Akaza’s Backstory "Demon Slayer: Infinity Castle OST”『劇場版「鬼滅の刃」無限城編』猗窩座の過去" by Kensei Music?

Accepted Answer

There is only one song in "Akaza’s Backstory "Demon Slayer: Infinity Castle OST”『劇場版「鬼滅の刃」無限城編』猗窩座の過去".

Question 2

When was the album "Akaza’s Backstory "Demon Slayer: Infinity Castle OST”『劇場版「鬼滅の刃」無限城編』猗窩座の過去" by Kensei Music released?

Accepted Answer

"Akaza’s Backstory "Demon Slayer: Infinity Castle OST”『劇場版「鬼滅の刃」無限城編』猗窩座の過去" was released on September 14, 2025.