hey i hope you can help me with the name of a few mangas:

1. girl meets boy(s) at the beach, they have fun and she is crushing on him afterwards.. suddenly she meets him and his friend at school but he acts like he doesn't remember her

2. girl meets boy and she shows him around the "city" i think he and a friend are on vacation there... he's gone she falls in love and moves to her ?brother? i think.. she meets him at her new school.. he has a girlfriend and seems to be in a committee of some sorts and she gets to join them and makes friends etc... i don't really remember a whole lot

would be great if you could help me out

1- Koi Oto

#2 is Chitose Etc., possibly?

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hey great thank you so much mogiks and couture!!!!!

you both helped me out