The English version of this manga is well-executed. The translation is clear and doesn't lose the nuances of the story. The illustrations are still beautiful, making it an enjoyable read for English-speaking fans.
Well, as far as I know, there's no obvious or well-known relationship between 'koi wa tsuzuku yo dokomade mo' manga and Thai culture. It could be that there are some subtle influences or references that haven't been widely noticed or documented.
The main plot of 'Haru Yo Koi' manga usually involves a romantic story set in a specific setting with various challenges and developments for the main characters.
Well, it's hard to say. 'Haru Yo Koi' manga and Rock might not have any inherent link. It could be a creative title that doesn't imply a specific relationship.