I'm interested but the free sample is in JP

I'm recently interested in Heaven's Feel Book but I'm too lazy to buy it Physically and I found the book available in google play store e-books, But the Free Sample is in JP

So If I buy it, Is it translated to EN or still in JP?

I'm recently interested in Heaven's Feel Book but I'm too lazy to buy it Physically and I found the book available in google play store e-books, But the Free Sample is in JP

So If I buy it, Is it translated to EN or still in JP?