Mikarin
Mikarin is a teenage girl who lives in the small town of Koibana Onsen. She is a kind and caring person, but she is also very shy. She loves to spend time in the hot springs, and she is always looking for new ways to relax and have fun.
One day, Mikarin meets a group of travelers who are visiting the hot springs. The travelers are from all over the world, and they each have their own unique stories to tell. Mikarin is fascinated by their stories, and she learns a lot about different cultures and ways of life.
As Mikarin spends more time with the travelers, she begins to open up and become more confident. She realizes that she is not alone in her shyness, and that there are others who understand her. She also learns that there is more to life than just the hot springs.
Mikarin's experiences with the travelers help her to grow as a person. She becomes more outgoing and confident, and she learns to appreciate the diversity of the world. She also learns that there is more to life than just the hot springs, and that there are many ways to relax and have fun.