The original lyrics are in Japanese. This is the translation. Komorebi means "sun filtering through trees"

You walked slower than usual
And drew in a breath whenever 당신 stood still
I did the same; I closed my eyes and drew in a deep breath
I felt the flow of the present time
(The last line resembles how Rukia's life changed due to Ichigo, how she opened her 심장 to other things. It's also akin to her line in Fade to Black, where she says that before meeting Ichigo she felt like living in a straight line)

Why can’t I be more, 더 많이 kind to everything?
I was embraced 의해 당신 who was like a 레이 of...