I walked around that area for 3 days, especially near the walkway to Parco and Daimaru. my girlfriend and I heard the high-pitched noise, but my two sister didn’t.//Anti rat sound?
by Salty-Imagination176
I walked around that area for 3 days, especially near the walkway to Parco and Daimaru. my girlfriend and I heard the high-pitched noise, but my two sister didn’t.//Anti rat sound?
by Salty-Imagination176
1 comment
might be an [anti-loitering device](https://en.m.wikipedia.org/wiki/The_Mosquito). honestly a pretty screwed up practice for a country as dense as japan, but way more common than you think.