街头霸王4开场动画的歌曲名为《The Next Door》。

歌曲的歌词以英文演唱，其中包含了以下歌词片段：

1. "I can feel it coming over me

I feel it all around me

I've been waiting for this moment all my life, it's my destiny"

2. "There's a fire deep inside of me

It's waiting to come out now

No matter what, no matter how, I know I'll make it through somehow"

3. "Cause when the road feels too long

I'll still be holding on

I'm gonna keep on going, I know I'll be strong"

4. "Indestructible

I won't let nobody break me down

Indestructible

Nothing's gonna stop me now

Indestructible

Gonna gonna make gonna keep on going

Indestructible

The last man standing"

5. "I'm ready for whatever

I'm never giving up

Nothing can break my spirit

Cause it's indestructible"

6. "Can't explain it, it's incredible

The strength I feel inside me

Nothing is impossible

I know I'll find my way

Through a storm through the darkest night

Whatever comes, it's alright

Not gonna turn around, I'm ready for the future now"

7. "And when the road feels too long

I'll still be holding on

I'm gonna keep on going, I know I'll be strong"

这些歌词展示了歌曲的主题，强调了坚韧不拔的精神和面对困难时的决心。