![](https://geo.iis.u-tokyo.ac.jp/wp-content/uploads/2020/10/IMG_20201020_112446-scaled.jpg)
On October, some members went to Hinohara-mura to conduct underground water sound survey !
In the mountain, there were a lot of insects so it was hard to conduct the survey silently !
The survey was tough but it became a good memory !
![](https://geo.iis.u-tokyo.ac.jp/wp-content/uploads/2020/10/EhZzrk-w-1440x1920.jpeg)
![](https://geo.iis.u-tokyo.ac.jp/wp-content/uploads/2020/10/IMG_20201020_112441-1-1920x1437.jpg)
![](https://geo.iis.u-tokyo.ac.jp/wp-content/uploads/2020/10/IMG_20201020_105550-1437x1920.jpg)
![](https://geo.iis.u-tokyo.ac.jp/wp-content/uploads/2020/12/kDbriWgg-1920x1277.jpeg)
![](https://geo.iis.u-tokyo.ac.jp/wp-content/uploads/2020/12/El_3aVLQ-1920x1277.jpeg)
On October, some members went to Hinohara-mura to conduct underground water sound survey !
In the mountain, there were a lot of insects so it was hard to conduct the survey silently !
The survey was tough but it became a good memory !