Yamamoto Yae… I’ve been waiting my whole life just to meet you!
Manga: Peace Maker Kurogane.
Read Online (Official Raws): https://comic.mag-garden.co.jp/peacemakerk/
The series is written and illustrated by Chrono Nanae and is currently being translated by @pmkscanlations
Fun fact: She’s a reverse trap lol. Her character was introduced in the previous chapter and was thought to be a male by the MC. She was revealed to be a girl in the latest chapter during a visit to the onsen.