I have something that I want to say to you.
I've got something to say to you.
There is something that I would like to talk with you about.
I have something I'd like to speak to you about.
There is something I would like to tell you.
There is something that I want to talk to you about.
There is something that I want to talk to you about.
I have one thing I'd like to tell you.
話したい事があるんだ。
話したい事があるんだ。
I have something that I want to say to you.
There is something I would like to ask you.
I have some things I'd like to ask you.