What is the relationship between 'sonna koe dashicha iya' and manga rock?

I'm not sure, as I haven't come across many mangas that are exactly like 'sonna koe dashicha iya'. But you could try looking at similar genres or themes.

Well, it could vary. Maybe the art style gets a tweak in the adaptation, or some storylines might be condensed or expanded for better flow. Also, the way characters are presented might change a bit to suit the new medium.

You might be able to find it on some dedicated manga raw websites, but be careful as many of them may not be legal or reliable.

Not much connection. 'Ai no Koe' manga is likely a story-driven work while Rock could refer to a music genre or something else, and they might have no direct relation.

I'm not really sure. Maybe it's a manga with a rock music theme or something related to that.

Well, it's possible that 'Shibito no Koe' manga features characters who are into rock or has a story arc related to the rock scene. But without more context, it's hard to tell for sure.

I'm not really sure. Maybe they have no direct connection.

I'm not sure. Maybe there's no direct connection at all.

I'm not really sure. Maybe it's some kind of reference or connection specific to a particular context, but without more info, it's hard to say.

I'm not sure. Maybe it's a line from a manga on Manga Rock or something related, but I don't have exact details.