Romanized:

Rainy days
I'm thinkin' 'bout you, what to say
Wish I knew how to find the way
Right back to you, on rainy days like
Rainy days
I'm thinkin' 'bout you, what to say
Wish I knew how to find the way
Right back to you, on rainy days like

Starin' at my phone, nan kkaeitji
Hopin' for your call lately
I've been on my own maybe
Ijen jinan ire maennal
Time with you was so amazing
Haven't changed, it's still the same me
Neujeotjiman uri dasi
Can we go back to that moment again? Yeah

Rainy days
I'm thinkin' 'bout you, what to say
Wish I knew how to find the way
Right back to you, on rainy days like
Rainy days
I'm thinkin' 'bout you, what to say
Wish I knew how to find the way
Right back to you, on rainy days like

Remember how I used to make you laugh the most
Naega ireon mal hal jagyeok eopseodo
Let me make up for all the time we lost
We can start again, open all the doors
Don't tell me it's over, we can start it over
Neoneun naui ne ip clover
Yeah, I can feel your touch, I remember your kiss
Geu mareun apatji and I miss you

Rainy days
I'm thinkin' 'bout you, what to say
Wish I knew how to find the way
Right back to you, on rainy days like
Rainy days
I'm thinkin' 'bout you, what to say
Wish I knew how to find the way
Right back to you, on rainy days like

English translation:

Rainy days
I'm thinking 'bout you what to say
Wish I knew how to find the way
Right back to you on rainy days like
Rainy days
I'm thinking 'bout you what to say
Wish I knew how to find the way
Right back to you on rainy days like

Staring at my phone
I'm wide awake
Hoping for your call lately
I've been on my own maybe
What's now behind us?
Everyday I think of
Time with you was so amazing
Haven't changed, it's still the same me
I know it's too late but somehow
Can we go back to that moment again? Yeah

Rainy days
I'm thinking 'bout you what to say
Wish I knew how to find the way
Right back to you on rainy days like
Rainy days
I'm thinking 'bout you what to say
Wish I knew how to find the way
Right back to you on rainy days like

Remember how I used to make you laugh the most
Even if I don't have the right to say this
Let me make up for all the time we lost
We can start again, open all the doors
Don't tell me it's over, we can start it over
You're my four-leaf clover
Yeah, I can feel your touch, I remember your kiss
That hurts and I miss you

Rainy days
I'm thinking 'bout you what to say
Wish I knew how to find the way
Right back to you on rainy days like
Rainy days
I'm thinking 'bout you what to say
Wish I knew how to find the way
Right back to you on rainy days like