Punipuni to Sarasara: Aruiwa Mokeibeya no Shounen to Shoujo ni Okeru Hyoumen Chouryoku to Mousaikan Genshou  

Squishy and Silky, プニプニとサラサラ あるいは模型部屋の少年と少女における表面張力と毛細管現象

This manga is about a well-known fashion model who enjoys collecting miniature models of naval ships from her childhood friend who is currently in high school.