Question 1

Where is Baseball Field A?

Accepted Answer

Baseball Field A is in Nerima, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Your lie in April does Baseball Field A appear in?

Accepted Answer

Baseball Field A appears in EP1 of Your lie in April.

Question 3

Can I visit Baseball Field A?

Accepted Answer

Yes. Baseball Field A is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Your lie in April filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Baseball Field A is one of those real places (EP1).